Water vapor condensing in clouds may cause

Choices:
A. people to use umbrellas
B. dogs to take a nap
C. rockets to fly to the moon
D. the earth to spin

water vapor condensing in clouds causes rain

Answer: A

Water vapor condensing in clouds may cause people to use umbrellas

Water vapor condensing in clouds may cause dogs to take a nap

Water vapor condensing in clouds may cause rockets to fly to the moon

Water vapor condensing in clouds may cause the earth to spin


At any given time on earth, some countries can be in bed and other are in the middle of the day enjoying the outdoors, why?

Choices:
A. ocean tides
B. animals
C. planet rotation
D. rotation of sun

a planet rotating causes cycles of day and night on that planet

Answer: C

At any given time on earth, some countries can be in bed and other are in the middle of the day enjoying the outdoors, why? ocean tides

At any given time on earth, some countries can be in bed and other are in the middle of the day enjoying the outdoors, why? animals

At any given time on earth, some countries can be in bed and other are in the middle of the day enjoying the outdoors, why? planet rotation

At any given time on earth, some countries can be in bed and other are in the middle of the day enjoying the outdoors, why? rotation of sun


An eagle will use their claws to catch which of the following?

Choices:
A. nuts and berries
B. mouse
C. lion
D. elephant

claws are used to catch prey by some predators

Answer: B

An eagle will use their claws to catch which of the following? nuts and berries

An eagle will use their claws to catch which of the following? mouse

An eagle will use their claws to catch which of the following? lion

An eagle will use their claws to catch which of the following? elephant


A man is burned in an accident on the road, which means that at one point he was

Choices:
A. exposed to extreme heat
B. frozen in an ice storm
C. crashed into a helicopter
D. melted by molten lava

if a body part was burned then that body part was exposed to a lot of heat energy

Answer: A

A man is burned in an accident on the road, which means that at one point he was exposed to extreme heat

A man is burned in an accident on the road, which means that at one point he was frozen in an ice storm

A man is burned in an accident on the road, which means that at one point he was crashed into a helicopter

A man is burned in an accident on the road, which means that at one point he was melted by molten lava


Choices:
A. higher temps to be applied
B. a stove to be used
C. an oven to be used
D. a fire to be built

if food is cooked then heat energy is added to that food

Answer: A

Cooking food requires higher temps to be applied

Cooking food requires a stove to be used

Cooking food requires an oven to be used

Cooking food requires a fire to be built


Why would some birds have beaks that look a lot different than those of other birds?

Choices:
A. some of the birds eat worms and the other birds have blue feathers
B. some of the birds of the same species have lived in a zoo all their lives
C. some of the birds take seeds for nourishment and the others look for dead animals for nourishment
D. some of the birds like to file down their beaks

birds with beaks of different shapes eat different foods

Answer: C

Why would some birds have beaks that look a lot different than those of other birds? some of the birds eat worms and the other birds have blue feathers

Why would some birds have beaks that look a lot different than those of other birds? some of the birds of the same species have lived in a zoo all their lives

Why would some birds have beaks that look a lot different than those of other birds? some of the birds take seeds for nourishment and the others look for dead animals for nourishment

Why would some birds have beaks that look a lot different than those of other birds? some of the birds like to file down their beaks


Choices:
A. basins
B. mountains
C. deep sea
D. valleys

Answer: B

High can be visually represented by basins

High can be visually represented by mountains

High can be visually represented by deep sea

High can be visually represented by valleys


Choices:
A. cut down trees and shrubs
B. drive a gas guzzling car
C. use Styrofoam plates and cups
D. cultivate dogwoods and oaks

planting trees has a positive impact on an ecosystem

Answer: D

To positively affect the environment cut down trees and shrubs

To positively affect the environment drive a gas guzzling car

To positively affect the environment use Styrofoam plates and cups

To positively affect the environment cultivate dogwoods and oaks


Choices:
A. rope
B. Tungsten
C. hemp
D. plastic

Answer: B


as rainfall increases in an area, electricity will be less and less available for

Choices:
A. solar panels
B. energy
C. coal power plants
D. wind turbines

as the amount of rain increases in an environment , available sunlight will decrease in that environment

Answer: A

as rainfall increases in an area, electricity will be less and less available for solar panels

as rainfall increases in an area, electricity will be less and less available for energy

as rainfall increases in an area, electricity will be less and less available for coal power plants

as rainfall increases in an area, electricity will be less and less available for wind turbines


Choices:
A. picnics in the park
B. moisture in rain gauges
C. dry fields and roads
D. sunny and bright days

if weather is stormy then there is a greater chance of rain

Answer: B

Stormy weather often leads to picnics in the park

Stormy weather often leads to moisture in rain gauges

Stormy weather often leads to dry fields and roads

Stormy weather often leads to sunny and bright days


Venus fly traps are poor at creating their own food though photosynthesis because

Choices:
A. they are unhealthy
B. they need water
C. they require insects
D. they grow slowly

if an organism makes food for itself then that organism does not need to eat other organisms

Answer: C

Venus fly traps are poor at creating their own food though photosynthesis because they are unhealthy

Venus fly traps are poor at creating their own food though photosynthesis because they need water

Venus fly traps are poor at creating their own food though photosynthesis because they require insects

Venus fly traps are poor at creating their own food though photosynthesis because they grow slowly


Choices:
A. eat chicken
B. chew gum
C. eat raw sugar
D. drink soda

protein is used to repair cells by the human body

Answer: A

To help your body repair cells eat chicken

To help your body repair cells eat raw sugar

To help your body repair cells drink soda


Choices:
A. firewood
B. light bulb
C. wet dog
D. a book

Answer: C

What item is high in moisture? light bulb


A nail can attach to metals after it receives

Choices:
A. water
B. electricity
C. light
D. heat

if battery in an electromagnet is active then the nail in the electromagnet will become magnetic

Answer: B

A nail can attach to metals after it receives water

A nail can attach to metals after it receives electricity

A nail can attach to metals after it receives light

A nail can attach to metals after it receives heat


As leaves turn from green to gold, another change is

Choices:
A. darkness comes earlier
B. the sun shines
C. more rain storms
D. warmer weather

when the seasons change from the summer to the fall , the amount of daylight will decrease

Answer: A

As leaves turn from green to gold, another change is darkness comes earlier

As leaves turn from green to gold, another change is the sun shines

As leaves turn from green to gold, another change is more rain storms

As leaves turn from green to gold, another change is warmer weather


Choices:
A. hermit crab
B. human
C. blue whale
D. bluebird

gills are used for breathing water by aquatic animals

Answer: A

Which uses gills to breathe? hermit crab


Choices:
A. the sands of Mars moving
B. the moon appearing larger in the night sky
C. a volcano erupting in Hawaii burning through a forest
D. a skyscraper being built

An example of a change in the Earth is an ocean becoming a wooded area

Answer: C

An example of a change in the Earth is the sands of Mars moving

An example of a change in the Earth is the moon appearing larger in the night sky

An example of a change in the Earth is a volcano erupting in Hawaii burning through a forest

An example of a change in the Earth is a skyscraper being built


Fish move best through water when their fins are?

Choices:
A. Large [Collect]
B. Long
C. Small
D. Short

large fins can be used to move quickly through water

Answer: A

Fish move best through water when their fins are? Large [Collect]

Fish move best through water when their fins are? Long

Fish move best through water when their fins are? Small

Fish move best through water when their fins are? Short


Choices:
A. they are altered with time
B. ecosystems are always the same
C. with time they only grow
D. ecosystems experience very little change

ecological succession means entire communities in an ecosystem change over time

Answer: A

do ecosystems remain the same? they are altered with time

do ecosystems remain the same? ecosystems are always the same

do ecosystems remain the same? with time they only grow

do ecosystems remain the same? ecosystems experience very little change


A good example of increased demand may equal increased production is

Choices:
A. soldiers eat beans, so beans are planted when there is war
B. dogs eat kibble, so stores sell it
C. cats eat mice, so mice are afraid of cats
D. people have babies, so baby clothes are made

as the use of a crop increases , the amount of crops planted will increase

Answer: A

A good example of increased demand may equal increased production is soldiers eat beans, so beans are planted when there is war

A good example of increased demand may equal increased production is dogs eat kibble, so stores sell it

A good example of increased demand may equal increased production is cats eat mice, so mice are afraid of cats

A good example of increased demand may equal increased production is people have babies, so baby clothes are made


At what time would a person feel the most heat outside?

Choices:
A. noon
B. midnight
C. morning
D. evening

the sun is located directly overhead at noon

Answer: A

At what time would a person feel the most heat outside? noon

At what time would a person feel the most heat outside? midnight

At what time would a person feel the most heat outside? morning

At what time would a person feel the most heat outside? evening


Feeling sweaty is normal on the ocean because

Choices:
A. the desert is drier
B. the ocean is wet
C. there is more moisture in the air
D. the moisture is higher up

as distance from water decreases , humidity will increase

Answer: C

Feeling sweaty is normal on the ocean because the desert is drier

Feeling sweaty is normal on the ocean because the ocean is wet

Feeling sweaty is normal on the ocean because there is more moisture in the air

Feeling sweaty is normal on the ocean because the moisture is higher up


What is an example of protecting the environment?

Choices:
A. flushing the toilet twice
B. using water flow limiter
C. driving shorter trips more often
D. using fancy, more expensive paper

An example of protecting the environment is reducing the amount of waste

Answer: B

What is an example of protecting the environment? flushing the toilet twice

What is an example of protecting the environment? using water flow limiter

What is an example of protecting the environment? driving shorter trips more often

What is an example of protecting the environment? using fancy, more expensive paper


Choices:
A. water
B. carbon dioxide
C. sunlight
D. beach sand

Answer: B


A a switch turns something with batteies on because:

Choices:
A. electrons are then disturbed
B. a piece of metal closes the circuit
C. it lets the acid free
D. the circuit is opened

when a switch in a simple series circuit is closed , electricity will flow through the circuit

Answer: B

A a switch turns something with batteies on because: electrons are then disturbed

A a switch turns something with batteies on because: a piece of metal closes the circuit

A a switch turns something with batteies on because: it lets the acid free

A a switch turns something with batteies on because: the circuit is opened


Michigan is the land of the great lakes, where

Choices:
A. glaciers tore out lakes
B. there are lots of swimmers
C. glaciers are in lakes
D. lakes are filled with eels

the Great Lakes were formed by glaciers moving over the ground

Answer: A

Michigan is the land of the great lakes, where glaciers tore out lakes

Michigan is the land of the great lakes, where there are lots of swimmers

Michigan is the land of the great lakes, where glaciers are in lakes

Michigan is the land of the great lakes, where lakes are filled with eels


Choices:
A. Saturn
B. Mars
C. Neptune
D. Uranus

the surface of the Earth contains mountains

Answer: B

Mountains exist on a planet next to Saturn

Mountains exist on a planet next to Mars

Mountains exist on a planet next to Neptune

Mountains exist on a planet next to Uranus


Avoiding the use of fossil fuel is an example of

Choices:
A. Liberalism
B. Ecosystem Vulnerability
C. Conservationism
D. Protectionism

An example of conservation is not using fossil fuel

Answer: C

Avoiding the use of fossil fuel is an example of Liberalism

Avoiding the use of fossil fuel is an example of Ecosystem Vulnerability

Avoiding the use of fossil fuel is an example of Conservationism

Avoiding the use of fossil fuel is an example of Protectionism


Choices:
A. chance
B. rot
C. luck
D. magic

Answer: B

What happens after something dies? chance

What happens after something dies? magic


The deforestation can be the cause of what occurrence?

Choices:
A. death of trees
B. death of oceans
C. saline solutions
D. global warming

if a tree is cut down then that tree will die

Answer: A

The deforestation can be the cause of what occurrence? death of trees

The deforestation can be the cause of what occurrence? death of oceans

The deforestation can be the cause of what occurrence? saline solutions

The deforestation can be the cause of what occurrence? global warming


Some animals that detect objects by emitting sound live in

Choices:
A. the arctic
B. soil
C. a tide pool
D. rivers

echolocation is when some animals detect objects by hearing echoes by emitting sound

Answer: D

Some animals that detect objects by emitting sound live in the arctic

Some animals that detect objects by emitting sound live in soil

Some animals that detect objects by emitting sound live in a tide pool

Some animals that detect objects by emitting sound live in rivers


Choices:
A. retailers make more money
B. retailers open new branches
C. retailers lose out on revenue
D. retailers double up on their stock

as the sale of a product decreases , the amount of money made by the person selling that product will decrease

Answer: C

As demand for product lags retailers make more money

As demand for product lags retailers open new branches

As demand for product lags retailers lose out on revenue

As demand for product lags retailers double up on their stock


Seed dispersal happened when the plant's seeds were

Choices:
A. sold to a person in another country
B. genetically modified for pesticide resitance
C. destroyed by radiation during processing
D. planted in the same garden

seed dispersal is when the seeds of a plant are spread from the parent plant to another area

Answer: A

Seed dispersal happened when the plant's seeds were sold to a person in another country

Seed dispersal happened when the plant's seeds were genetically modified for pesticide resitance

Seed dispersal happened when the plant's seeds were destroyed by radiation during processing

Seed dispersal happened when the plant's seeds were planted in the same garden


when a person pushes a bike pedal it will make the bike

Choices:
A. speed to a halt
B. slow down very slowly
C. has zero effect at all
D. accelerate it forward rapidly

force causes the speed of an object to increase

Answer: D

when a person pushes a bike pedal it will make the bike speed to a halt

when a person pushes a bike pedal it will make the bike slow down very slowly

when a person pushes a bike pedal it will make the bike has zero effect at all

when a person pushes a bike pedal it will make the bike accelerate it forward rapidly


It changes from winter to spring because of a

Choices:
A. moon
B. cloud
C. star
D. sky

the Earth revolving around the Sun causes the seasons to change on its axis

Answer: C

It changes from winter to spring because of a moon

It changes from winter to spring because of a cloud

It changes from winter to spring because of a star

It changes from winter to spring because of a sky


Melissa is creating a new product to quench people's thirst. She thinks it will be more popular if it is less flat. She decides to

Choices:
A. add more salt to the drink
B. add some dissolved carbon dioxide
C. shake up the drink bottles before shipping them to the stores
D. boil the drink in a large vat

a carbonated beverage contains dissolved carbon dioxide

Answer: B

Melissa is creating a new product to quench people's thirst. She thinks it will be more popular if it is less flat. She decides to add more salt to the drink

Melissa is creating a new product to quench people's thirst. She thinks it will be more popular if it is less flat. She decides to add some dissolved carbon dioxide

Melissa is creating a new product to quench people's thirst. She thinks it will be more popular if it is less flat. She decides to shake up the drink bottles before shipping them to the stores

Melissa is creating a new product to quench people's thirst. She thinks it will be more popular if it is less flat. She decides to boil the drink in a large vat


Choices:
A. more CO2 emissions
B. equal CO2 emissions
C. electric emissions
D. less CO2 emmissions

an electric car uses less gasoline than a regular car

Answer: D

An electric car causes more CO2 emissions

An electric car causes equal CO2 emissions

An electric car causes electric emissions

An electric car causes less CO2 emmissions


A human who goes long periods of time without nourishment will experience

Choices:
A. Starvation
B. Perspiration
C. Fullness
D. happiness

Answer: A

A human who goes long periods of time without nourishment will experience Starvation

A human who goes long periods of time without nourishment will experience Perspiration

A human who goes long periods of time without nourishment will experience Fullness

A human who goes long periods of time without nourishment will experience happiness


Why should people conserve gas when fueling their cars?

Choices:
A. because it can only be used once
B. because it is hard to find
C. because the more it is used the more it costs
D. because it can mess up their engines

fossil fuels are a nonrenewable resource

Answer: A

Why should people conserve gas when fueling their cars? because it can only be used once

Why should people conserve gas when fueling their cars? because it is hard to find

Why should people conserve gas when fueling their cars? because the more it is used the more it costs

Why should people conserve gas when fueling their cars? because it can mess up their engines


Choices:
A. tides
B. size
C. weather
D. degree of angle

Earth 's tilt on its axis causes seasons to occur

Answer: D

seasons change due to the earth's weather

seasons change due to the earth's degree of angle


Choices:
A. the push of a cat
B. fossil fuel products refined
C. the motion of atmosphere
D. the warmth of the sun

Answer: A

A car can be powered by all but the push of a cat

A car can be powered by all but fossil fuel products refined

A car can be powered by all but the motion of atmosphere

A car can be powered by all but the warmth of the sun


A chipmunk will consume all of these things with just one that it refuses to:

Choices:
A. jerky
B. grapes
C. nuts
D. acorn

Answer: A

A chipmunk will consume all of these things with just one that it refuses to: jerky

A chipmunk will consume all of these things with just one that it refuses to: grapes

A chipmunk will consume all of these things with just one that it refuses to: nuts

A chipmunk will consume all of these things with just one that it refuses to: acorn


What is an example of the Earth rotating on its axis?

Choices:
A. constellations are only visible in some parts of the world during certain months
B. cloud coverage varies depending on the season
C. it is always cold in Antarctica
D. the equator moves up and down around the Earth

the Earth rotates on its axis on its axis

Answer: A

What is an example of the Earth rotating on its axis? constellations are only visible in some parts of the world during certain months

What is an example of the Earth rotating on its axis? cloud coverage varies depending on the season

What is an example of the Earth rotating on its axis? it is always cold in Antarctica

What is an example of the Earth rotating on its axis? the equator moves up and down around the Earth


Choices:
A. ice
B. soil
C. liquid water
D. plants

arctic animals live in an arctic environment

Answer: A

Arctic animals often live on liquid water


Choices:
A. has less matter than Earth
B. orbits around the sun
C. weighs more than Earth
D. has more mass than Earth

Answer: A


What can cause light to bounce off an object?

Choices:
A. something painted black
B. surface with aluminium
C. water condensation
D. springs and coils

when light hits a reflective object , that light bounces off that object

Answer: B

What can cause light to bounce off an object? something painted black

What can cause light to bounce off an object? surface with aluminium

What can cause light to bounce off an object? water condensation

What can cause light to bounce off an object? springs and coils


Which of the following, when plugged into an outlet, completes a circuit?

Choices:
A. gold
B. glass
C. plastic
D. rubber

when an electrical conductor is plugged into an outlet , a circuit is completed

Answer: A

Which of the following, when plugged into an outlet, completes a circuit? gold

Which of the following, when plugged into an outlet, completes a circuit? glass

Which of the following, when plugged into an outlet, completes a circuit? plastic

Which of the following, when plugged into an outlet, completes a circuit? rubber


Choices:
A. a radio recording
B. shove from behind
C. a label
D. a loud noise

seeing is used for sensing visual things

Answer: C

Our eyes can help us with a radio recording

Our eyes can help us with shove from behind


in order to better live in its habitat, camels have done one of these

Choices:
A. adapted long ears the size of elephant's
B. adapted a raised portion on their dorsal side
C. adapted long snouts to drink from holes
D. all of these

An example of an adaptation is camel humps

Answer: B

in order to better live in its habitat, camels have done one of these adapted long ears the size of elephant's

in order to better live in its habitat, camels have done one of these adapted a raised portion on their dorsal side

in order to better live in its habitat, camels have done one of these adapted long snouts to drink from holes

in order to better live in its habitat, camels have done one of these all of these


Choices:
A. something to keep it interested
B. a source to propel it forward
C. something to give it hope
D. something to consider doing

living things all require energy for survival

Answer: B

If something is alive, then it requires something to keep it interested

If something is alive, then it requires a source to propel it forward

If something is alive, then it requires something to give it hope

If something is alive, then it requires something to consider doing


People shiver when they are cold and animals:

Choices:
A. sleep
B. do the same
C. pant
D. pace

cold temperatures cause animals to shiver

Answer: B

People shiver when they are cold and animals: sleep

People shiver when they are cold and animals: do the same

People shiver when they are cold and animals: pant

People shiver when they are cold and animals: pace


In a forest without anyone around, a fire may be started by

Choices:
A. electricty
B. a bird
C. a landslide
D. a flash flood

Answer: A

In a forest without anyone around, a fire may be started by electricty

In a forest without anyone around, a fire may be started by a bird

In a forest without anyone around, a fire may be started by a landslide

In a forest without anyone around, a fire may be started by a flash flood


Choices:
A. ride my bike
B. Bring an umbrella
C. Wear a coat
D. Stay inside

Answer: A

On a clear day I should Bring an umbrella


The part of a cell that separates the interior from the outside provides

Choices:
A. nutrients
B. support
C. food
D. energy

the cell membrane provides support for a cell

Answer: B

The part of a cell that separates the interior from the outside provides nutrients

The part of a cell that separates the interior from the outside provides support

The part of a cell that separates the interior from the outside provides food

The part of a cell that separates the interior from the outside provides energy


Choices:
A. plummeted
B. raised
C. stayed the same
D. fluctuated

as the sale of a product decreases , the amount of money made by the person selling that product will decrease

Answer: A

as Ford lost customers it's earnings plummeted

as Ford lost customers it's earnings raised

as Ford lost customers it's earnings stayed the same

as Ford lost customers it's earnings fluctuated


If a substance can absorb solar energy, then what can or will happen to that substance?

Choices:
A. it will see a raising of warmth levels
B. heat levels will decrease exponentially
C. temperatures will be maintained
D. the substance will gradually cool

if a substance absorbs solar energy then that substance will increase in temperature

Answer: A

If a substance can absorb solar energy, then what can or will happen to that substance? it will see a raising of warmth levels

If a substance can absorb solar energy, then what can or will happen to that substance? heat levels will decrease exponentially

If a substance can absorb solar energy, then what can or will happen to that substance? temperatures will be maintained

If a substance can absorb solar energy, then what can or will happen to that substance? the substance will gradually cool


A footprint in a rock may have been from

Choices:
A. new rock formation
B. a random break
C. an optical illusion
D. very long ago

An example of a fossil is a footprint in a rock

Answer: D

A footprint in a rock may have been from new rock formation

A footprint in a rock may have been from a random break

A footprint in a rock may have been from an optical illusion

A footprint in a rock may have been from very long ago


what could it be indicative of, if an animal's fur has grown thicker?

Choices:
A. it could be up to something bad
B. the hemisphere could be facing away from the sun
C. it could be summer
D. it could be dying

An example of a seasonal change is an animal growing thick fur for keeping warm in the winter

Answer: B

what could it be indicative of, if an animal's fur has grown thicker? it could be up to something bad

what could it be indicative of, if an animal's fur has grown thicker? the hemisphere could be facing away from the sun

what could it be indicative of, if an animal's fur has grown thicker? it could be summer

what could it be indicative of, if an animal's fur has grown thicker? it could be dying


Choices:
A. Mars
B. Jupiter
C. Neptune
D. the sun

Answer: A


Pressure is quite high in spaces such as

Choices:
A. the floor of a sea
B. the bottom of a house
C. the bottom of a mountain
D. the bottom of a river

as depth increases , pressure will increase

Answer: A

Pressure is quite high in spaces such as the floor of a sea

Pressure is quite high in spaces such as the bottom of a house

Pressure is quite high in spaces such as the bottom of a mountain

Pressure is quite high in spaces such as the bottom of a river


Choices:
A. intensive properties
B. form
C. temperature
D. appearance

as the temperature of something increases , the intensive properties of that something will not change

Answer: A

What do steam and ice have in common? intensive properties

What do steam and ice have in common? form

What do steam and ice have in common? temperature

What do steam and ice have in common? appearance


What would you measure in a graduated cylinder?

Choices:
A. nitrogen
B. Perfume
C. Oxygen
D. helium

a graduated cylinder is a kind of instrument for measuring volume of liquids or objects

Answer: B

What would you measure in a graduated cylinder? nitrogen

What would you measure in a graduated cylinder? Perfume

What would you measure in a graduated cylinder? Oxygen

What would you measure in a graduated cylinder? helium


After a wildfire, the surviving creatures need to

Choices:
A. find new homes
B. dig for food
C. reproduce
D. fight for leadership

if a habitat can no longer support animals then those animals will move to another area

Answer: A

After a wildfire, the surviving creatures need to find new homes

After a wildfire, the surviving creatures need to dig for food

After a wildfire, the surviving creatures need to reproduce

After a wildfire, the surviving creatures need to fight for leadership


An incandescent light bulb requires a filament to

Choices:
A. emit illumination
B. emit radiation
C. convert mechanical energy
D. convert chemical energy

an incandescent light bulb converts electricity into light by sending electricity through a filament

Answer: A

An incandescent light bulb requires a filament to emit illumination

An incandescent light bulb requires a filament to emit radiation

An incandescent light bulb requires a filament to convert mechanical energy

An incandescent light bulb requires a filament to convert chemical energy


Choices:
A. ice trays
B. solid water
C. warm water
D. buckets of oil

Answer: B


After extensive logging activity, a forest had less

Choices:
A. water
B. soil
C. carbon dioxide
D. biodiversity

cutting down trees in a forest causes the number of trees to decrease in that forest

Answer: D

After extensive logging activity, a forest had less water

After extensive logging activity, a forest had less soil

After extensive logging activity, a forest had less carbon dioxide

After extensive logging activity, a forest had less biodiversity


Choices:
A. farmers grow different crops
B. farmers ask people to stop eating corn
C. farmers stop planting corn
D. farmers must harvest more corn

as the use of a crop increases , the amount of crops planted will increase

Answer: D

When the demand for corn rises farmers grow different crops

When the demand for corn rises farmers ask people to stop eating corn

When the demand for corn rises farmers stop planting corn

When the demand for corn rises farmers must harvest more corn


Choices:
A. it has capacity to grow
B. it is home grown
C. it will grow into a life form
D. it was hatched from a shell

Answer: A

If something consumes air, then it has capacity to grow

If something consumes air, then it is home grown

If something consumes air, then it will grow into a life form

If something consumes air, then it was hatched from a shell


Choices:
A. keep you cozy on a frigid night
B. conserve valuable planetary resources
C. aid in cooling down the planet
D. keep a car running in the cold

natural gas is a source of heat by burning

Answer: A

Burning natural gas can keep you cozy on a frigid night

Burning natural gas can conserve valuable planetary resources

Burning natural gas can aid in cooling down the planet

Burning natural gas can keep a car running in the cold


Choices:
A. Bahamas
B. Nebraska
C. Florida
D. Mexico

a greenhouse is used to protect plants by keeping them warm

Answer: B

Where would a greenhouse best be used? Bahamas

Where would a greenhouse best be used? Nebraska

Where would a greenhouse best be used? Florida

Where would a greenhouse best be used? Mexico


John's pet frog was sick because it wasn't staying warm enough. Maybe

Choices:
A. The frog was getting burned by a heat lamp
B. the frog was unable to regulate its body temperature without an external heat source
C. The frog was using too much ice in its drinks
D. The water in the tank had dried up.

Answer: B

John's pet frog was sick because it wasn't staying warm enough. Maybe The frog was getting burned by a heat lamp

John's pet frog was sick because it wasn't staying warm enough. Maybe the frog was unable to regulate its body temperature without an external heat source

John's pet frog was sick because it wasn't staying warm enough. Maybe The frog was using too much ice in its drinks

John's pet frog was sick because it wasn't staying warm enough. Maybe The water in the tank had dried up.


Choices:
A. natural fuel like coal or gas
B. mills that makes energy from the wind
C. buildings that make large quantities of items
D. transportation contraptions with four wheels

Answer: B

what creates no pollution? natural fuel like coal or gas

what creates no pollution? mills that makes energy from the wind

what creates no pollution? buildings that make large quantities of items

what creates no pollution? transportation contraptions with four wheels


Choices:
A. nutrition
B. biology
C. chemical composition
D. formation

tearing an object changes that object 's shape

Answer: D

Tearing an object changes that object's nutrition

Tearing an object changes that object's biology

Tearing an object changes that object's chemical composition

Tearing an object changes that object's formation


Choices:
A. Kool-aid
B. urine
C. helium
D. ice sculpture

Matter in the solid phase has definite shape

Answer: D


Choices:
A. requires less force to move
B. requires minimal effort to move
C. requires more muscle power to shift
D. requires a light touch to move

as the mass of an object increases , the force required to push that object will increase

Answer: C

A heavier object requires less force to move

A heavier object requires minimal effort to move

A heavier object requires more muscle power to shift

A heavier object requires a light touch to move


Choices:
A. cutting an apple into slices
B. putting a jigsaw puzzle together
C. mixing cake ingredients together
D. applying coats of paint onto a wall

break down means change from a whole into pieces

Answer: A

An example of breaking down is cutting an apple into slices

An example of breaking down is putting a jigsaw puzzle together

An example of breaking down is mixing cake ingredients together

An example of breaking down is applying coats of paint onto a wall


which of these indicate non-living tree?

Choices:
A. it stands tall with flowers
B. none of these
C. it is fresh and green with strong roots
D. it lies horizontally on the park grounds

Answer: D

which of these indicate non-living tree? it stands tall with flowers

which of these indicate non-living tree? none of these

which of these indicate non-living tree? it is fresh and green with strong roots

which of these indicate non-living tree? it lies horizontally on the park grounds


Which of the following could make more people want to wear masks?

Choices:
A. A bicycle race with hundreds of participants
B. the use of electric lawn mowers
C. contaminated hamburger meat from the grocery store
D. a bus that uses a petroleum product for fuel

burning gasoline is a source of pollution

Answer: D

Which of the following could make more people want to wear masks? A bicycle race with hundreds of participants

Which of the following could make more people want to wear masks? the use of electric lawn mowers

Which of the following could make more people want to wear masks? contaminated hamburger meat from the grocery store

Which of the following could make more people want to wear masks? a bus that uses a petroleum product for fuel


Choices:
A. is made up of tissue and organs
B. is made up of the lungs and heart
C. is made up of white blood cells
D. is made up of calcified material

Answer: D

The skeletal system is made up of tissue and organs

The skeletal system is made up of the lungs and heart

The skeletal system is made up of white blood cells

The skeletal system is made up of calcified material


Choices:
A. water
B. plantlife
C. rocks
D. air

Answer: B


Choices:
A. electrically excitable cells
B. nerve gas
C. biological impulses
D. hair follicles

Answer: A

The spinal cord contains electrically excitable cells

The spinal cord contains biological impulses


Humans cry when they are born, horses can walk when they are born, and birds can chirp when born because of

Choices:
A. TV
B. learning from mom
C. instinctive behavior
D. school

an animal knows how to do instinctive behaviors when it is born

Answer: C

Humans cry when they are born, horses can walk when they are born, and birds can chirp when born because of TV

Humans cry when they are born, horses can walk when they are born, and birds can chirp when born because of learning from mom

Humans cry when they are born, horses can walk when they are born, and birds can chirp when born because of instinctive behavior

Humans cry when they are born, horses can walk when they are born, and birds can chirp when born because of school


When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's

Choices:
A. quality
B. carbon dioxide
C. helium amounts
D. carbin dioyide levels

Answer: A

When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's quality

When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's carbon dioxide

When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's helium amounts

When cutting down rain forests, it is important to keep in mind air quality. When too many trees are cut down in a given area, there may be decrease in the air's carbin dioyide levels


Which of these items was able to keep things cool thanks to electrical conversion?

Choices:
A. magic carpet
B. snowy road
C. light bulb
D. table fan

electrical devices convert electricity into other forms of energy

Answer: D

Which of these items was able to keep things cool thanks to electrical conversion? magic carpet

Which of these items was able to keep things cool thanks to electrical conversion? snowy road

Which of these items was able to keep things cool thanks to electrical conversion? light bulb

Which of these items was able to keep things cool thanks to electrical conversion? table fan


How would a location's climate be determined?

Choices:
A. look at the weather many mornings, afternoons, and evenings in different seasons
B. look at the the most extreme weather events
C. look at the weather at noon only
D. look at the weather on one day

climate is the usual kind of weather in a location

Answer: A

How would a location's climate be determined? look at the weather many mornings, afternoons, and evenings in different seasons

How would a location's climate be determined? look at the the most extreme weather events

How would a location's climate be determined? look at the weather at noon only

How would a location's climate be determined? look at the weather on one day


How can a woman's compact best help if she is lost on a mountain?

Choices:
A. She will be able to fix her appearance to be more likely to receive help
B. She can use the makeup as camouflage
C. she can use the mirror to signal someone
D. She can break the mirror to use the pieces for a weapon

Answer: C

How can a woman's compact best help if she is lost on a mountain? She will be able to fix her appearance to be more likely to receive help

How can a woman's compact best help if she is lost on a mountain? She can use the makeup as camouflage

How can a woman's compact best help if she is lost on a mountain? she can use the mirror to signal someone

How can a woman's compact best help if she is lost on a mountain? She can break the mirror to use the pieces for a weapon


Choices:
A. deal with gas
B. Talk for hours
C. Thinking
D. Running

living things require respiration to use energy

Answer: A

We have respiration in our bodies to deal with gas

We have respiration in our bodies to Talk for hours

We have respiration in our bodies to Thinking

We have respiration in our bodies to Running


Many animals entered the city because of

Choices:
A. global warming
B. buildings
C. warm streets
D. logging

if a habitat is destroyed then that habitat can not support animals

Answer: D

Many animals entered the city because of global warming

Many animals entered the city because of buildings

Many animals entered the city because of warm streets

Many animals entered the city because of logging


What is it termed when a squirrel is inanimate

Choices:
A. death
B. inertia
C. colluded
D. emanated

if a living thing dies then that living thing is dead

Answer: A

What is it termed when a squirrel is inanimate death

What is it termed when a squirrel is inanimate inertia

What is it termed when a squirrel is inanimate colluded

What is it termed when a squirrel is inanimate emanated


Choices:
A. heaps of ice cubes
B. heaps of confused penguins
C. heaps of crystalline solids
D. heaps of coral reef

sometimes piles of rock are formed by melting glaciers depositing rocks

Answer: C

What can melting glaciers deposit? heaps of ice cubes

What can melting glaciers deposit? heaps of confused penguins

What can melting glaciers deposit? heaps of crystalline solids

What can melting glaciers deposit? heaps of coral reef


Choices:
A. refrigerator
B. closet
C. freezer
D. sunlight

Answer: D

The worst place to leave a candy bar is refrigerator

The worst place to leave a candy bar is closet

The worst place to leave a candy bar is freezer

The worst place to leave a candy bar is sunlight


what can baking soda and vinegar do together?

Choices:
A. they will boil
B. they turn hard
C. a combined reaction
D. they do nothing

baking soda can react chemically with vinegar

Answer: C

what can baking soda and vinegar do together? they will boil

what can baking soda and vinegar do together? they turn hard

what can baking soda and vinegar do together? a combined reaction

what can baking soda and vinegar do together? they do nothing


Choices:
A. have live births
B. eat only meat
C. incubate their food
D. incubate their young

Answer: D


Coal and oil directly removed from the ground are

Choices:
A. directly consumed
B. thrown away
C. made into products
D. stored underground

if something is a raw material in a process then that something is required for that process

Answer: C

Coal and oil directly removed from the ground are directly consumed

Coal and oil directly removed from the ground are thrown away

Coal and oil directly removed from the ground are made into products

Coal and oil directly removed from the ground are stored underground


Changes to the earth can be done as a result of

Choices:
A. high temps
B. mild weather
C. large storms
D. snowing clouds

natural events usually cause changes to Earth 's surface

Answer: A

Changes to the earth can be done as a result of high temps

Changes to the earth can be done as a result of mild weather

Changes to the earth can be done as a result of large storms

Changes to the earth can be done as a result of snowing clouds


adding a direct flame to container of acid causes a

Choices:
A. dormant cycle
B. lot of nothing
C. lower temperature
D. vapor expulsion

adding heat to an object sometimes causes chemical reactions

Answer: D

adding a direct flame to container of acid causes a dormant cycle

adding a direct flame to container of acid causes a lot of nothing

adding a direct flame to container of acid causes a lower temperature

adding a direct flame to container of acid causes a vapor expulsion


Over a period of years in direct heat and sunlight, a large boulder may be

Choices:
A. frozen
B. catapulted
C. ravaged
D. rotted

being exposed to heat can cause erosion of rocks

Answer: C

Over a period of years in direct heat and sunlight, a large boulder may be frozen

Over a period of years in direct heat and sunlight, a large boulder may be catapulted

Over a period of years in direct heat and sunlight, a large boulder may be ravaged

Over a period of years in direct heat and sunlight, a large boulder may be rotted


Deer are less safe in the woods because wolves

Choices:
A. have fur
B. howl
C. have claws
D. have tails

claws are used to catch prey by some predators

Answer: C

Deer are less safe in the woods because wolves have fur

Deer are less safe in the woods because wolves howl

Deer are less safe in the woods because wolves have claws

Deer are less safe in the woods because wolves have tails


An example of a simple machine requiring mechanical energy in order to function would be

Choices:
A. a light that needs a crank to be turned
B. a radio that needs four batteries
C. a computer that needs to be plugged in
D. a stove that works on gas

a simple machine requires mechanical energy to function

Answer: A

An example of a simple machine requiring mechanical energy in order to function would be a light that needs a crank to be turned

An example of a simple machine requiring mechanical energy in order to function would be a radio that needs four batteries

An example of a simple machine requiring mechanical energy in order to function would be a computer that needs to be plugged in

An example of a simple machine requiring mechanical energy in order to function would be a stove that works on gas


Humans go through multiple stages in their life. First is infancy, last is

Choices:
A. Stage 7
B. being an adult
C. high school
D. puberty

adulthood is a stage in the life cycle process

Answer: B

Humans go through multiple stages in their life. First is infancy, last is Stage 7

Humans go through multiple stages in their life. First is infancy, last is being an adult

Humans go through multiple stages in their life. First is infancy, last is high school

Humans go through multiple stages in their life. First is infancy, last is puberty


Which kind of behavior has a fixed action pattern?

Choices:
A. political
B. migration
C. food preparation
D. shopping

Answer: B

Which kind of behavior has a fixed action pattern? political

Which kind of behavior has a fixed action pattern? migration

Which kind of behavior has a fixed action pattern? food preparation

Which kind of behavior has a fixed action pattern? shopping


If something is a raw material in a process, then that something is

Choices:
A. degraded during the process
B. man made before the process
C. a required during production like labor and capital
D. only used in the final phase

Answer: C

If something is a raw material in a process, then that something is degraded during the process

If something is a raw material in a process, then that something is man made before the process

If something is a raw material in a process, then that something is a required during production like labor and capital

If something is a raw material in a process, then that something is only used in the final phase


Choices:
A. can tell you if you need an umbrella that day
B. can tell you which direction the wind is blowing
C. can help you decide how many layers of clothes to wear outside
D. can tell you how much rain has fallen

a thermometer is used to measure temperature

Answer: C

Thermometers can tell you if you need an umbrella that day

Thermometers can tell you which direction the wind is blowing

Thermometers can help you decide how many layers of clothes to wear outside

Thermometers can tell you how much rain has fallen


if a person is unable to stand cold weather, which of these should be avoided?

Choices:
A. the arctic regions
B. all of these
C. tropical rain forest
D. the mangrove forest

the arctic environment is cold in temperature from being at a northern lattitude below 0 degrees celsius during most of the year

Answer: A

if a person is unable to stand cold weather, which of these should be avoided? the arctic regions

if a person is unable to stand cold weather, which of these should be avoided? all of these

if a person is unable to stand cold weather, which of these should be avoided? tropical rain forest

if a person is unable to stand cold weather, which of these should be avoided? the mangrove forest


I have a shirt that is now too small, what can I do to conserve and reuse the fabric?

Choices:
A. Walk a runway with it
B. Use it to protect my body from bullets
C. Make a new wallet
D. Track the weather with it

conserving resources has a positive impact on the environment

Answer: C

I have a shirt that is now too small, what can I do to conserve and reuse the fabric? Walk a runway with it

I have a shirt that is now too small, what can I do to conserve and reuse the fabric? Use it to protect my body from bullets

I have a shirt that is now too small, what can I do to conserve and reuse the fabric? Make a new wallet

I have a shirt that is now too small, what can I do to conserve and reuse the fabric? Track the weather with it


Which organism uses xylem for materials transport?

Choices:
A. saguaro cactus
B. liverwort
C. green algae
D. sphagnum moss

xylem transports materials through the plant

Answer: A

Which organism uses xylem for materials transport? saguaro cactus

Which organism uses xylem for materials transport? liverwort

Which organism uses xylem for materials transport? green algae

Which organism uses xylem for materials transport? sphagnum moss


If I wanted to prevent a blister when running I can

Choices:
A. wear layers
B. Run barefoot
C. Walk instead
D. Wear sandals

as the thickness of an object increases , the resistance to damage of that object will increase

Answer: A

If I wanted to prevent a blister when running I can wear layers

If I wanted to prevent a blister when running I can Run barefoot

If I wanted to prevent a blister when running I can Walk instead

If I wanted to prevent a blister when running I can Wear sandals


Choices:
A. coal
B. soda bottle
C. gas
D. oil

renewable resources can be used over again

Answer: B

What can be used more than one time? coal

What can be used more than one time? soda bottle

What can be used more than one time? gas

What can be used more than one time? oil


Choices:
A. backyard
B. bathroom
C. kitchen
D. living room

adding heat to something kills viruses in that something

Answer: C

Viruses are killed by objects used in a backyard

Viruses are killed by objects used in a bathroom

Viruses are killed by objects used in a kitchen

Viruses are killed by objects used in a living room


Choices:
A. sand
B. sharp boulders
C. tall trees
D. coral reefs

Answer: A

An example of weathering is sharp boulders


How long does it take Earth to fully revolve one time

Choices:
A. 28 hours
B. 46 hours
C. 1400 minutes
D. 1440 minutes

a Rotation of the Earth on itself takes one day

Answer: D

How long does it take Earth to fully revolve one time 28 hours

How long does it take Earth to fully revolve one time 46 hours

How long does it take Earth to fully revolve one time 1400 minutes

How long does it take Earth to fully revolve one time 1440 minutes


Choices:
A. rocks
B. plastic food
C. metal
D. nutriment

Answer: D

What is a source of energy for animals? rocks

What is a source of energy for animals? plastic food

What is a source of energy for animals? metal

What is a source of energy for animals? nutriment


If a deer is unable to eat regularly, or only eats that which lacks essential minerals, the deer may

Choices:
A. find healthy food
B. experience failing health
C. fail to gestate
D. prepare to mate

an animal requires enough nutrients to maintain good health

Answer: B

If a deer is unable to eat regularly, or only eats that which lacks essential minerals, the deer may find healthy food

If a deer is unable to eat regularly, or only eats that which lacks essential minerals, the deer may experience failing health

If a deer is unable to eat regularly, or only eats that which lacks essential minerals, the deer may fail to gestate

If a deer is unable to eat regularly, or only eats that which lacks essential minerals, the deer may prepare to mate


What United States unit of measurement would be most comparable to a meter stick

Choices:
A. Mile Marker
B. ruler
C. Tape Measurer
D. Yardstick

Answer: D

What United States unit of measurement would be most comparable to a meter stick Mile Marker

What United States unit of measurement would be most comparable to a meter stick ruler

What United States unit of measurement would be most comparable to a meter stick Tape Measurer

What United States unit of measurement would be most comparable to a meter stick Yardstick


Coyotes notice that their territory begins to get more and more dry. This means that in order to properly hydrate, the coyotes will need to

Choices:
A. mitigate water
B. moisturize their fur
C. migrate for dryness
D. migrate for fluid

as dryness increases in an environment , the available water in that environment will decrease

Answer: D

Coyotes notice that their territory begins to get more and more dry. This means that in order to properly hydrate, the coyotes will need to mitigate water

Coyotes notice that their territory begins to get more and more dry. This means that in order to properly hydrate, the coyotes will need to moisturize their fur

Coyotes notice that their territory begins to get more and more dry. This means that in order to properly hydrate, the coyotes will need to migrate for dryness

Coyotes notice that their territory begins to get more and more dry. This means that in order to properly hydrate, the coyotes will need to migrate for fluid


Choices:
A. illuminate a person's age
B. need remote controls to properly operate
C. make it easier to spot cat toys under the couch
D. make word searches easier

Answer: C

Flashlights need remote controls to properly operate

Flashlights make it easier to spot cat toys under the couch


When a baseball is hit with a bat the ball particles do what?

Choices:
A. Fly
B. Vibrate
C. Talk
D. Roll

hitting an object causes the particles in that object to vibrate

Answer: B

When a baseball is hit with a bat the ball particles do what? Fly

When a baseball is hit with a bat the ball particles do what? Vibrate

When a baseball is hit with a bat the ball particles do what? Talk

When a baseball is hit with a bat the ball particles do what? Roll


When it is sleeting outdoors, that is because precipitation

Choices:
A. melted
B. evaporated
C. solidified
D. rained

Answer: C

When it is sleeting outdoors, that is because precipitation melted

When it is sleeting outdoors, that is because precipitation evaporated

When it is sleeting outdoors, that is because precipitation solidified

When it is sleeting outdoors, that is because precipitation rained


I left a statue outside  away from water for 100 years, when I come back it is significantly smaller, why?

Choices:
A. The Wind
B. Birds
C. Tiny Trolls
D. Ants

Answer: A

I left a statue outside  away from water for 100 years, when I come back it is significantly smaller, why? The Wind

I left a statue outside  away from water for 100 years, when I come back it is significantly smaller, why? Birds

I left a statue outside  away from water for 100 years, when I come back it is significantly smaller, why? Tiny Trolls

I left a statue outside  away from water for 100 years, when I come back it is significantly smaller, why? Ants


Gasoline is unable to exist without the addition of raw materials such as

Choices:
A. fossilized matter
B. sand
C. water
D. air

Answer: A

Gasoline is unable to exist without the addition of raw materials such as fossilized matter

Gasoline is unable to exist without the addition of raw materials such as sand

Gasoline is unable to exist without the addition of raw materials such as water

Gasoline is unable to exist without the addition of raw materials such as air


Choices:
A. raccoons losing their homes
B. birds migrating to the north
C. a boom in animal reproduction
D. hibernation of local bears

if a habitat is destroyed then that habitat can not support animals

Answer: A

A destroyed habitat can lead to raccoons losing their homes

A destroyed habitat can lead to birds migrating to the north

A destroyed habitat can lead to a boom in animal reproduction

A destroyed habitat can lead to hibernation of local bears


Choices:
A. A farm being irrigated
B. Water running from a farm into Lake Huron
C. Rainwater soaking into the ground
D. Water condensing to form dew

runoff is when cropland water enters bodies of water

Answer: B

What is an example of runoff? A farm being irrigated

What is an example of runoff? Water running from a farm into Lake Huron

What is an example of runoff? Rainwater soaking into the ground

What is an example of runoff? Water condensing to form dew


Peat is made by decaying vegetation compacted by soil in a

Choices:
A. uncultivated swamp or marsh
B. river that flows with freshwater
C. geographically separated saltwater ocean
D. lake surrounded by land with a basin

peat is made of decaying vegetation compacted by soil in a swamp over a long period of time

Answer: A

Peat is made by decaying vegetation compacted by soil in a uncultivated swamp or marsh

Peat is made by decaying vegetation compacted by soil in a river that flows with freshwater

Peat is made by decaying vegetation compacted by soil in a geographically separated saltwater ocean

Peat is made by decaying vegetation compacted by soil in a lake surrounded by land with a basin


A miner is searching for stones and rocks that can be used for other purposes than for building. He wants to be able to find and process something worthwhile, so he looks for rocks with

Choices:
A. aluminium
B. sand
C. roxys
D. pearl

Answer: A

A miner is searching for stones and rocks that can be used for other purposes than for building. He wants to be able to find and process something worthwhile, so he looks for rocks with aluminium

A miner is searching for stones and rocks that can be used for other purposes than for building. He wants to be able to find and process something worthwhile, so he looks for rocks with sand

A miner is searching for stones and rocks that can be used for other purposes than for building. He wants to be able to find and process something worthwhile, so he looks for rocks with roxys

A miner is searching for stones and rocks that can be used for other purposes than for building. He wants to be able to find and process something worthwhile, so he looks for rocks with pearl


Choices:
A. lower air pressure in the atmosphere
B. an atmosphere lacking in air pressure
C. greater air pressure in the atmosphere
D. that the barometer is broken

as air pressure increases , the reading on a barometer will rise

Answer: C

A higher barometer reading means lower air pressure in the atmosphere

A higher barometer reading means an atmosphere lacking in air pressure

A higher barometer reading means greater air pressure in the atmosphere

A higher barometer reading means that the barometer is broken


Choices:
A. preserve it
B. edit it
C. lock it in
D. produce it

Answer: A

A camera can take an image and preserve it

A camera can take an image and lock it in

A camera can take an image and produce it


Choices:
A. depletes a vast amount of water reserves
B. is bad for the environment
C. uses up more water
D. leads to more reserves in the water heater

as time spent taking a shower decreases , water used will decrease

Answer: D

Spending less time in the shower depletes a vast amount of water reserves

Spending less time in the shower is bad for the environment

Spending less time in the shower uses up more water

Spending less time in the shower leads to more reserves in the water heater


Choices:
A. that curtail the growth of fragile animal species
B. that open the parks to mining of natural resources
C. that allow for littering
D. that protect vulnerable animal inhabitants int he parks

Answer: D

National parks have rules that curtail the growth of fragile animal species

National parks have rules that open the parks to mining of natural resources

National parks have rules that allow for littering

National parks have rules that protect vulnerable animal inhabitants int he parks


Choices:
A. bacterial cell must perform all life functions
B. lung cell
C. flower cell
D. tail cell

if a cell can not specialize then that cell must perform all life functions

Answer: A

A bacterial cell must perform all life functions


A breeze is blowing across a field, growing stronger and stronger. The breeze becomes a storm of wind, moving rocks and breaking trees. This wind is likely the cause of

Choices:
A. evenly heated spaces
B. unevenly distributed heat
C. heated earth spaces
D. space heaters

Answer: B

A breeze is blowing across a field, growing stronger and stronger. The breeze becomes a storm of wind, moving rocks and breaking trees. This wind is likely the cause of evenly heated spaces

A breeze is blowing across a field, growing stronger and stronger. The breeze becomes a storm of wind, moving rocks and breaking trees. This wind is likely the cause of unevenly distributed heat

A breeze is blowing across a field, growing stronger and stronger. The breeze becomes a storm of wind, moving rocks and breaking trees. This wind is likely the cause of heated earth spaces

A breeze is blowing across a field, growing stronger and stronger. The breeze becomes a storm of wind, moving rocks and breaking trees. This wind is likely the cause of space heaters


How many times per 365.3 days does an equinox occur?

Choices:
A. 3
B. 1
C. 2
D. 4

Answer: C

How many times per 365.3 days does an equinox occur? 3

How many times per 365.3 days does an equinox occur? 1

How many times per 365.3 days does an equinox occur? 2

How many times per 365.3 days does an equinox occur? 4


What happens when hexane's temperature goes above 70 degrees celsius?

Choices:
A. It melts
B. it sublimates
C. it boils
D. It freezes

boiling is when liquids are heated above their boiling point

Answer: C

What happens when hexane's temperature goes above 70 degrees celsius? It melts

What happens when hexane's temperature goes above 70 degrees celsius? it sublimates

What happens when hexane's temperature goes above 70 degrees celsius? it boils

What happens when hexane's temperature goes above 70 degrees celsius? It freezes


Which of the following crops was the first staple in the human diet?

Choices:
A. wheat
B. barley
C. corn
D. rice

Answer: A

Which of the following crops was the first staple in the human diet? wheat

Which of the following crops was the first staple in the human diet? barley

Which of the following crops was the first staple in the human diet? corn

Which of the following crops was the first staple in the human diet? rice


An example of how sunlight is a source of light from the sun is

Choices:
A. weather being variable
B. raising temps
C. windmills producing energy
D. frogs croaking

the sun is a source of light called sunlight

Answer: B

An example of how sunlight is a source of light from the sun is weather being variable

An example of how sunlight is a source of light from the sun is raising temps

An example of how sunlight is a source of light from the sun is windmills producing energy

An example of how sunlight is a source of light from the sun is frogs croaking


The amount of water in the ocean compared to fifty years ago is

Choices:
A. fluctuating
B. larger
C. smaller
D. the same

as the amount of water in a body of water increases , the water levels will increase

Answer: B

The amount of water in the ocean compared to fifty years ago is fluctuating

The amount of water in the ocean compared to fifty years ago is larger

The amount of water in the ocean compared to fifty years ago is smaller

The amount of water in the ocean compared to fifty years ago is the same


Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now

Choices:
A. earth
B. trees
C. corn
D. cats

Answer: A

Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now earth

Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now trees

Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now corn

Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now cats


What kind of insects lays eggs during the adult stage of its life cycle?

Choices:
A. All
B. large
C. queen
D. Male

a female insect lays eggs during the adult stage of an insect 's life cycle

Answer: C

What kind of insects lays eggs during the adult stage of its life cycle? All

What kind of insects lays eggs during the adult stage of its life cycle? large

What kind of insects lays eggs during the adult stage of its life cycle? queen

What kind of insects lays eggs during the adult stage of its life cycle? Male


Choices:
A. hawks
B. flying insects
C. plants and grains
D. small burrowing mammals

Answer: D


Choices:
A. a steady recurrence
B. none of these
C. a stagnant pattern
D. a circle shape

Answer: A

what characterizes a cycle a steady recurrence

what characterizes a cycle none of these

what characterizes a cycle a stagnant pattern

what characterizes a cycle a circle shape


Organic matter in soil can be increased by

Choices:
A. digging up flowers from the soil
B. skunks spraying their scent on the soil
C. the dead body of a mouse breaking down
D. animals eating crops planted in the soil

decomposition increases amount of organic matter in soil

Answer: C

Organic matter in soil can be increased by digging up flowers from the soil

Organic matter in soil can be increased by skunks spraying their scent on the soil

Organic matter in soil can be increased by the dead body of a mouse breaking down

Organic matter in soil can be increased by animals eating crops planted in the soil


Choices:
A. erect a large menacing scarecrow
B. destroy all your flowers
C. cut down all trees big and small
D. put out seeds in an easily accessible dish

Answer: D

To attract birds to your yard erect a large menacing scarecrow

To attract birds to your yard destroy all your flowers

To attract birds to your yard cut down all trees big and small

To attract birds to your yard put out seeds in an easily accessible dish


If a kitten is unable to nurse from birth

Choices:
A. it will cry
B. it will expire
C. it will sleep
D. it will vomit

Answer: B

If a kitten is unable to nurse from birth it will cry

If a kitten is unable to nurse from birth it will expire

If a kitten is unable to nurse from birth it will sleep

If a kitten is unable to nurse from birth it will vomit


Three hundred and sixty five turns of the earth is

Choices:
A. double half a calendar year
B. a very long time
C. almost half of a lifetime
D. more than two years

Answer: A

Three hundred and sixty five turns of the earth is double half a calendar year

Three hundred and sixty five turns of the earth is a very long time

Three hundred and sixty five turns of the earth is almost half of a lifetime

Three hundred and sixty five turns of the earth is more than two years


Choices:
A. it is optional
B. it is necessary
C. it is useless
D. it is unknown

Answer: B

How essential is air for animals? it is optional

How essential is air for animals? it is necessary

How essential is air for animals? it is useless

How essential is air for animals? it is unknown


Choices:
A. alters the shape of the paper
B. leaves the paper unchanged
C. enlarges the piece of paper
D. makes the paper into its gas form

tearing an object changes that object 's shape

Answer: A

Ripping a paper in half alters the shape of the paper

Ripping a paper in half leaves the paper unchanged

Ripping a paper in half enlarges the piece of paper

Ripping a paper in half makes the paper into its gas form


Breathing is when the lungs convert oxygen from inhaled air into

Choices:
A. oxygen dispersed from respiratory bronchioles through air sacs to hemoglobin proteins
B. Glucose particles in the blood
C. nitrogen oxide in the blood
D. carbon monoxide in the blood

breathing is when a lung converts from oxygen in air into oxygen in blood

Answer: A

Breathing is when the lungs convert oxygen from inhaled air into oxygen dispersed from respiratory bronchioles through air sacs to hemoglobin proteins

Breathing is when the lungs convert oxygen from inhaled air into Glucose particles in the blood

Breathing is when the lungs convert oxygen from inhaled air into nitrogen oxide in the blood

Breathing is when the lungs convert oxygen from inhaled air into carbon monoxide in the blood


frozen rainfall falling leaves the northern hemisphere a carpeted

Choices:
A. grey
B. yellow
C. white
D. off white

cold environments are usually white in color from being covered in snow

Answer: C

frozen rainfall falling leaves the northern hemisphere a carpeted grey

frozen rainfall falling leaves the northern hemisphere a carpeted yellow

frozen rainfall falling leaves the northern hemisphere a carpeted white

frozen rainfall falling leaves the northern hemisphere a carpeted off white


Choices:
A. have little impact on the environment
B. can be easily halted
C. can rearrange coastal shorelines
D. can encourage economic growth

natural events usually cause changes to Earth 's surface

Answer: C

Tsunamis have little impact on the environment

Tsunamis can rearrange coastal shorelines


Choices:
A. light
B. a molecule
C. terra cotta
D. gold

An example of a mixture is clay mixed together

Answer: C


Choices:
A. being environmental is considered hot
B. someone smokes near a forest
C. condensed tree areas are ablaze
D. tree patterns are similar to fire

Answer: C

wildfire occurs when being environmental is considered hot

wildfire occurs when someone smokes near a forest

wildfire occurs when condensed tree areas are ablaze

wildfire occurs when tree patterns are similar to fire


Which of the following has a population of zero?

Choices:
A. Merriam's elk
B. bison
C. llama
D. whooping crane

if a population decreases to zero then that organism is extinct

Answer: A

Which of the following has a population of zero? Merriam's elk

Which of the following has a population of zero? bison

Which of the following has a population of zero? llama

Which of the following has a population of zero? whooping crane


The Earth spins around and around, and in order to finish one cycle of this spinning

Choices:
A. two days must pass
B. a week must go by
C. the Earth must slow down
D. a seventh of a week must pass

a Rotation of the Earth on Earth 's axis takes 1 day

Answer: D

The Earth spins around and around, and in order to finish one cycle of this spinning two days must pass

The Earth spins around and around, and in order to finish one cycle of this spinning a week must go by

The Earth spins around and around, and in order to finish one cycle of this spinning the Earth must slow down

The Earth spins around and around, and in order to finish one cycle of this spinning a seventh of a week must pass


When I play a violin the strings and create sound through

Choices:
A. A new word
B. A quake
C. Pens
D. Sweat

plucking a string can cause that string to vibrate

Answer: B

When I play a violin the strings and create sound through A new word

When I play a violin the strings and create sound through A quake

When I play a violin the strings and create sound through Pens

When I play a violin the strings and create sound through Sweat


Measuring is a way to collect data; what is an example of this?

Choices:
A. pouring water into a gallon jug to save for later
B. pouring milk into a half cup to see how much is left
C. making sure that a blanket is warm enough for the night
D. noticing how long a cat's tail is

An example of collecting data is measuring

Answer: B

Measuring is a way to collect data; what is an example of this? pouring water into a gallon jug to save for later

Measuring is a way to collect data; what is an example of this? pouring milk into a half cup to see how much is left

Measuring is a way to collect data; what is an example of this? making sure that a blanket is warm enough for the night

Measuring is a way to collect data; what is an example of this? noticing how long a cat's tail is


What impact does humans changing animals habits have?

Choices:
A. inimical
B. shameful
C. positive
D. happy

humans changing animal habitats usually causes harm to those animals

Answer: A

What impact does humans changing animals habits have? inimical

What impact does humans changing animals habits have? shameful

What impact does humans changing animals habits have? positive

What impact does humans changing animals habits have? happy


Choices:
A. three times
B. twelve times
C. ten times
D. twice

Answer: C


Choices:
A. in public exhibitions for viewing
B. in boxes for storage
C. in barrels for travel
D. in tents for sleeping

Answer: A

Some animals are housed in public exhibitions for viewing

Some animals are housed in boxes for storage

Some animals are housed in barrels for travel

Some animals are housed in tents for sleeping


Being stronger has what impact on a creatures health?

Choices:
A. bad impact
B. unexpected complications
C. minimum effect
D. good influence

being stronger usually has a positive impact on an living thing 's health

Answer: D

Being stronger has what impact on a creatures health? bad impact

Being stronger has what impact on a creatures health? unexpected complications

Being stronger has what impact on a creatures health? minimum effect

Being stronger has what impact on a creatures health? good influence


Choices:
A. room temperature water sitting on a counter
B. a dog's paws touching summer scorched pavement
C. cake pans stacked in an oven
D. ice touching ice in a freezer

when a cooler object touches a warmer object , thermal conduction occurs

Answer: B

Thermal conduction is room temperature water sitting on a counter

Thermal conduction is a dog's paws touching summer scorched pavement

Thermal conduction is cake pans stacked in an oven

Thermal conduction is ice touching ice in a freezer


New plants sprang up everywhere seeds were taken by

Choices:
A. cool breezes
B. magic
C. luck
D. demons

plant requires seed dispersal for reproduction

Answer: A

New plants sprang up everywhere seeds were taken by cool breezes

New plants sprang up everywhere seeds were taken by magic

New plants sprang up everywhere seeds were taken by luck

New plants sprang up everywhere seeds were taken by demons


Choices:
A. when coal is turned into heat energy
B. when fossil fuels are used by cars
C. when Styrofoam plates are turned into trash
D. when old Pepsi bottles are turned into t-shirts

An example of recycling is using an object to make a new object

Answer: D

Recycling happens when coal is turned into heat energy

Recycling happens when fossil fuels are used by cars

Recycling happens when Styrofoam plates are turned into trash

Recycling happens when old Pepsi bottles are turned into t-shirts


as dryness increases in an environment, biodiversity

Choices:
A. increases
B. decreases
C. stays the same
D. begins

as dryness increases in an environment , the available water in that environment will decrease

Answer: B

as dryness increases in an environment, biodiversity increases

as dryness increases in an environment, biodiversity decreases

as dryness increases in an environment, biodiversity stays the same

as dryness increases in an environment, biodiversity begins


Choices:
A. describes a white mineral
B. leaves behind bits of white
C. tells a lot about calcium
D. breaks the calcium into chunks

when a mineral is rubbed on a streak plate , some of the material breaks off and forms a powder

Answer: B

Rubbing calcium on a streak plate describes a white mineral

Rubbing calcium on a streak plate leaves behind bits of white

Rubbing calcium on a streak plate tells a lot about calcium

Rubbing calcium on a streak plate breaks the calcium into chunks


A smack on a wooden board can be heard a mile away

Choices:
A. because sound travels through oxygen
B. because of how sound works
C. because vibration can move
D. because sound vibrates through atmosphere

Answer: D

A smack on a wooden board can be heard a mile away because sound travels through oxygen

A smack on a wooden board can be heard a mile away because of how sound works

A smack on a wooden board can be heard a mile away because vibration can move

A smack on a wooden board can be heard a mile away because sound vibrates through atmosphere


Choices:
A. spit it out
B. make it dirty
C. keep a cache
D. filter it

Answer: C

what does a cactus do with water spit it out

what does a cactus do with water make it dirty

what does a cactus do with water keep a cache

what does a cactus do with water filter it


Bananas, pineapples, and coconuts are from places that are

Choices:
A. warm
B. islands
C. wet
D. far away

warm-weather organisms live in warm climates

Answer: A

Bananas, pineapples, and coconuts are from places that are warm

Bananas, pineapples, and coconuts are from places that are islands

Bananas, pineapples, and coconuts are from places that are wet

Bananas, pineapples, and coconuts are from places that are far away


Some animals build a structure called a house for their own species to live in.  This animal is a

Choices:
A. rodent
B. reptile
C. carnivore
D. primate

Answer: D

Some animals build a structure called a house for their own species to live in.  This animal is a rodent

Some animals build a structure called a house for their own species to live in.  This animal is a reptile

Some animals build a structure called a house for their own species to live in.  This animal is a carnivore

Some animals build a structure called a house for their own species to live in.  This animal is a primate


Some animals get caught easily by other animals because they are slow while the predators are

Choices:
A. Nice
B. speedy
C. manipulative
D. crazy

some predators move quickly to catch prey

Answer: B

Some animals get caught easily by other animals because they are slow while the predators are Nice

Some animals get caught easily by other animals because they are slow while the predators are speedy

Some animals get caught easily by other animals because they are slow while the predators are manipulative

Some animals get caught easily by other animals because they are slow while the predators are crazy


Seeing stars may become more difficult as

Choices:
A. stars are condensed in the sky
B. a greater amount of light is condensed in an area
C. floodlights are used at sea
D. spaceships begin to hover over earth

as light pollution increases , seeing the stars will be harder

Answer: B

Seeing stars may become more difficult as stars are condensed in the sky

Seeing stars may become more difficult as a greater amount of light is condensed in an area

Seeing stars may become more difficult as floodlights are used at sea

Seeing stars may become more difficult as spaceships begin to hover over earth


If a forest that is home to animals is cut down

Choices:
A. then the animals' homes are demolished
B. then the animals will just rebuild
C. then the animals will adapt
D. then the animals all die

if a habitat is removed then that habitat is destroyed

Answer: A

If a forest that is home to animals is cut down then the animals' homes are demolished

If a forest that is home to animals is cut down then the animals will just rebuild

If a forest that is home to animals is cut down then the animals will adapt

If a forest that is home to animals is cut down then the animals all die


The more that cars are driven, the more that

Choices:
A. daily temps will rise
B. birds will get sick
C. water will need purification
D. food will taste odd

as the amount of polluting gasses in the atmoshere increases , the atmospheric temperature will increase

Answer: A

The more that cars are driven, the more that daily temps will rise

The more that cars are driven, the more that birds will get sick

The more that cars are driven, the more that water will need purification

The more that cars are driven, the more that food will taste odd


Choices:
A. to socialize more with other bears
B. the environment is colder and has less food
C. a fixed amount of time has passed
D. cubs are being born

seasonal changes are made in response to changes in the environment

Answer: B

Bears hibernate in winter because to socialize more with other bears

Bears hibernate in winter because the environment is colder and has less food

Bears hibernate in winter because a fixed amount of time has passed

Bears hibernate in winter because cubs are being born


Which of these would absorb more sunlight

Choices:
A. A cave
B. A octopus
C. A bat
D. An elephant Ear

as the size of a leaf increases , the amount of sunlight absorbed by that leaf will increase

Answer: D

Which of these would absorb more sunlight A cave

Which of these would absorb more sunlight A octopus

Which of these would absorb more sunlight A bat

Which of these would absorb more sunlight An elephant Ear


Choices:
A. leprechauns and pots of gold
B. rain and dark skies
C. sun and some drizzle
D. sun and clear skies

Answer: C

Rainbows need leprechauns and pots of gold


Choices:
A. when ascertaining what time it is
B. when tracking split times on runs
C. when setting an alarm clock
D. when ascertaining answers on a times table test

Answer: B

A stopwatch is helpful when ascertaining what time it is

A stopwatch is helpful when tracking split times on runs

A stopwatch is helpful when setting an alarm clock

A stopwatch is helpful when ascertaining answers on a times table test


The pull of gravity on objects increase as what happens?

Choices:
A. the object gets further away
B. the object is pulled in circles
C. gravity is heavier on an object
D. the object is brought closer

as distance from an object decreases , the the pull of gravity on that object increases

Answer: D

The pull of gravity on objects increase as what happens? the object gets further away

The pull of gravity on objects increase as what happens? the object is pulled in circles

The pull of gravity on objects increase as what happens? gravity is heavier on an object

The pull of gravity on objects increase as what happens? the object is brought closer


A common problem involving waste in the excretory system is

Choices:
A. run for it
B. running on empty
C. running a fever
D. having the runs

the excretory system removes waste from the body

Answer: D

A common problem involving waste in the excretory system is run for it

A common problem involving waste in the excretory system is running on empty

A common problem involving waste in the excretory system is running a fever

A common problem involving waste in the excretory system is having the runs


some level of crushing and pressure would be needed for sedimentary rock formation

Choices:
A. this is accurate
B. maybe true
C. this is untrue
D. all of these

sedimentary rocks are formed from sediment compacting together

Answer: A

some level of crushing and pressure would be needed for sedimentary rock formation this is accurate

some level of crushing and pressure would be needed for sedimentary rock formation maybe true

some level of crushing and pressure would be needed for sedimentary rock formation this is untrue

some level of crushing and pressure would be needed for sedimentary rock formation all of these


which of these will lead to a larger population in a given habitat?

Choices:
A. all of these
B. severe famine and starvation
C. severe drought and dryness
D. a bountiful assortment of meals

as the number of sources of food increase in an environment , the population of the organisms will increase in that environment

Answer: D

which of these will lead to a larger population in a given habitat? all of these

which of these will lead to a larger population in a given habitat? severe famine and starvation

which of these will lead to a larger population in a given habitat? severe drought and dryness

which of these will lead to a larger population in a given habitat? a bountiful assortment of meals


Choices:
A. Nebraska
B. Canada
C. Papua New Guinea
D. Israel

December is during the summer in the southern hemisphere

Answer: C

Where is December warmest? Papua New Guinea


whether hot or cold blooded, to survive all animals are required to

Choices:
A. store radiant heat
B. wash with water
C. bath in sunshine
D. fight to survive

an animal usually requires a warm body temperature for survival

Answer: A

whether hot or cold blooded, to survive all animals are required to store radiant heat

whether hot or cold blooded, to survive all animals are required to wash with water

whether hot or cold blooded, to survive all animals are required to bath in sunshine

whether hot or cold blooded, to survive all animals are required to fight to survive


Choices:
A. gray
B. red
C. blue
D. white

if weather is stormy then there is a greater chance of rain

Answer: A

There is more rain when the sky is white


Choices:
A. water
B. medicine
C. sunlight
D. food

decomposition is when a decomposer breaks down dead organisms

Answer: D


How is a place of lower elevation affected by flooding when compared to a higher location?

Choices:
A. It is more affected by the flood
B. It is impossible to flood a lower elevation location
C. It is more resistant than a higher place
D. The lower area is already flooded

as elevation of a place decreases , how much a flood will affect that place will increases

Answer: A

How is a place of lower elevation affected by flooding when compared to a higher location? It is more affected by the flood

How is a place of lower elevation affected by flooding when compared to a higher location? It is impossible to flood a lower elevation location

How is a place of lower elevation affected by flooding when compared to a higher location? It is more resistant than a higher place

How is a place of lower elevation affected by flooding when compared to a higher location? The lower area is already flooded


Seeds can be found inside an object often seen on

Choices:
A. Saturday
B. Valentine's Day
C. April Fool's Day
D. Halloween

Answer: D

Seeds can be found inside an object often seen on Saturday

Seeds can be found inside an object often seen on Valentine's Day

Seeds can be found inside an object often seen on April Fool's Day

Seeds can be found inside an object often seen on Halloween


Choices:
A. air
B. grass
C. body
D. sustenance

Answer: D

A producer makes its own what? sustenance


Clouds are made up of moisture particles that are held in the sky until

Choices:
A. weight works against it
B. the storm starts to approach
C. the weather starts to change
D. winter arrives sooner than later

Answer: A

Clouds are made up of moisture particles that are held in the sky until weight works against it

Clouds are made up of moisture particles that are held in the sky until the storm starts to approach

Clouds are made up of moisture particles that are held in the sky until the weather starts to change

Clouds are made up of moisture particles that are held in the sky until winter arrives sooner than later


Choices:
A. they give nutrition to their young
B. they lack care for their young
C. mammals eat their young
D. mammals have zero offspring

Answer: A

what is a mammal's parenting behavior? they give nutrition to their young

what is a mammal's parenting behavior? they lack care for their young

what is a mammal's parenting behavior? mammals eat their young

what is a mammal's parenting behavior? mammals have zero offspring


There are very few species of plants and animals in places like the North Pole because the temperatures are always very

Choices:
A. muggy
B. low
C. high
D. boring

Answer: B

There are very few species of plants and animals in places like the North Pole because the temperatures are always very muggy

There are very few species of plants and animals in places like the North Pole because the temperatures are always very low

There are very few species of plants and animals in places like the North Pole because the temperatures are always very high

There are very few species of plants and animals in places like the North Pole because the temperatures are always very boring


The family cooked most of their food using a stove and

Choices:
A. electricity
B. luck
C. ice
D. magic

electrical devices convert electricity into other forms of energy

Answer: A

The family cooked most of their food using a stove and electricity

The family cooked most of their food using a stove and luck

The family cooked most of their food using a stove and ice

The family cooked most of their food using a stove and magic


Many plant species can only reproduce if the environment includes

Choices:
A. fungi
B. ants
C. bees
D. spiders

Answer: C

Many plant species can only reproduce if the environment includes fungi

Many plant species can only reproduce if the environment includes ants

Many plant species can only reproduce if the environment includes bees

Many plant species can only reproduce if the environment includes spiders


Choices:
A. will thoroughly evaporate into the air
B. will quickly become ice
C. becomes steam in the atmosphere
D. becomes droplets of h2o on a boiling pot's lid

water vapor cooling causes that water vapor to condense

Answer: D

Water vapor cooling will thoroughly evaporate into the air

Water vapor cooling will quickly become ice

Water vapor cooling becomes steam in the atmosphere

Water vapor cooling becomes droplets of h2o on a boiling pot's lid


if a student locates their pen on the table across the room, which of these happened?

Choices:
A. there was light from pen to cornea
B. the pen failed to reflect any light
C. none of these
D. the person has psychic powers

if an object reflects light toward the eye then that object can be seen

Answer: A

if a student locates their pen on the table across the room, which of these happened? there was light from pen to cornea

if a student locates their pen on the table across the room, which of these happened? the pen failed to reflect any light

if a student locates their pen on the table across the room, which of these happened? none of these

if a student locates their pen on the table across the room, which of these happened? the person has psychic powers


Choices:
A. that live in warm climates
B. who like a fluffier look
C. that live in frigid climates
D. who suffer from male patterned baldness

thick feathers can be used for keeping warm

Answer: C

Thick feathers come in handy for birds that live in warm climates

Thick feathers come in handy for birds who like a fluffier look

Thick feathers come in handy for birds that live in frigid climates

Thick feathers come in handy for birds who suffer from male patterned baldness


Choices:
A. coal plant
B. Union Carbide plant
C. windmill
D. automobile

Answer: C

What is safest to breathe around? coal plant

What is safest to breathe around? Union Carbide plant

What is safest to breathe around? windmill

What is safest to breathe around? automobile


Bill missed high tide, so he had to wait until when to see it again

Choices:
A. tomorrow
B. next month
C. next year
D. never

Answer: A

Bill missed high tide, so he had to wait until when to see it again tomorrow

Bill missed high tide, so he had to wait until when to see it again next month

Bill missed high tide, so he had to wait until when to see it again next year

Bill missed high tide, so he had to wait until when to see it again never


The bee provided a valuable service to the

Choices:
A. house.
B. rock
C. water
D. rose

Answer: D

The bee provided a valuable service to the house.

The bee provided a valuable service to the rock

The bee provided a valuable service to the water

The bee provided a valuable service to the rose


When washing laundry, dishes, or taking a bath, it is vital to have

Choices:
A. seven pails for water
B. a hot water heater in the city
C. a large brush for scrubbing
D. water which is warmed to acceptable temperatures

a shower is a source of hot water for washing

Answer: D

When washing laundry, dishes, or taking a bath, it is vital to have seven pails for water

When washing laundry, dishes, or taking a bath, it is vital to have a hot water heater in the city

When washing laundry, dishes, or taking a bath, it is vital to have a large brush for scrubbing

When washing laundry, dishes, or taking a bath, it is vital to have water which is warmed to acceptable temperatures


Choices:
A. frigid
B. parched
C. rainy
D. tropical

Answer: B


Choices:
A. water is poured into a glass
B. cake is left to cool on the counter
C. jello mix is refrigerated
D. turkey is sliced into pieces

a phase change is when matter changes from one state into another state

Answer: C

Phase changing occurs when water is poured into a glass

Phase changing occurs when cake is left to cool on the counter

Phase changing occurs when jello mix is refrigerated

Phase changing occurs when turkey is sliced into pieces


Choices:
A. a pulley
B. handicapped
C. a higher one
D. darker level

an inclined plane is used for raising objects

Answer: C

A ramp can move a person to what level? a pulley

A ramp can move a person to what level? handicapped

A ramp can move a person to what level? a higher one

A ramp can move a person to what level? darker level


Altering the physical structure of an object destructively might involve

Choices:
A. building on top of the item
B. getting it broken to pieces
C. none of these
D. producing a better quality version

breaking down an object changes that object 's shape and mass

Answer: B

Altering the physical structure of an object destructively might involve building on top of the item

Altering the physical structure of an object destructively might involve getting it broken to pieces

Altering the physical structure of an object destructively might involve none of these

Altering the physical structure of an object destructively might involve producing a better quality version


An area where snow falls more of the year is often

Choices:
A. rainy
B. windy
C. higher
D. forested

snow falls during the winter in some environments

Answer: C

An area where snow falls more of the year is often rainy

An area where snow falls more of the year is often windy

An area where snow falls more of the year is often higher

An area where snow falls more of the year is often forested


A person takes buckets of water from the house and begins to add it to a pond in the yard. After a certain point, the pond

Choices:
A. bloats
B. breaks
C. sinks
D. drowns

when a body of water receives more water than it can hold , a flood occurs

Answer: A

A person takes buckets of water from the house and begins to add it to a pond in the yard. After a certain point, the pond bloats

A person takes buckets of water from the house and begins to add it to a pond in the yard. After a certain point, the pond breaks

A person takes buckets of water from the house and begins to add it to a pond in the yard. After a certain point, the pond sinks

A person takes buckets of water from the house and begins to add it to a pond in the yard. After a certain point, the pond drowns


What is present during the day but not at night?

Choices:
A. the moon
B. sunlight
C. clouds
D. planets

if something is outside during the day then that something will receive sunlight

Answer: B

What is present during the day but not at night? the moon

What is present during the day but not at night? sunlight

What is present during the day but not at night? clouds

What is present during the day but not at night? planets


Choices:
A. would live in an area devoid of fauna or flora
B. would live in an area surrounded by redwoods
C. would live in a highly populate city
D. would live in an aquatic environment

Answer: B

A deer would live in an area devoid of fauna or flora

A deer would live in an area surrounded by redwoods

A deer would live in a highly populate city

A deer would live in an aquatic environment


Choices:
A. to birds building a nest
B. to lions roaming the Sahara
C. to birds looking a warmer locale
D. to whales trying to find a mate

Earth 's magnetic patterns are used for finding locations by animals that migrate

Answer: C

Earth's magnetic patterns are helpful to birds building a nest

Earth's magnetic patterns are helpful to lions roaming the Sahara

Earth's magnetic patterns are helpful to birds looking a warmer locale

Earth's magnetic patterns are helpful to whales trying to find a mate


Choices:
A. a lower chance of rain
B. an ascending chance of showers
C. a decreased likelihood of showers
D. has zero effect on the weather forecast

as air pressure decreases , the chance of rain will increase

Answer: B

Descending air pressure leads to a lower chance of rain

Descending air pressure leads to an ascending chance of showers

Descending air pressure leads to a decreased likelihood of showers

Descending air pressure leads to has zero effect on the weather forecast


Fish are quickly caught in water because of the webbed feet possessed by a

Choices:
A. cheetah
B. penguin
C. hippopotamus
D. snake

webbed feet are used for moving faster through water by aquatic animals

Answer: B

Fish are quickly caught in water because of the webbed feet possessed by a cheetah

Fish are quickly caught in water because of the webbed feet possessed by a penguin

Fish are quickly caught in water because of the webbed feet possessed by a hippopotamus

Fish are quickly caught in water because of the webbed feet possessed by a snake


Choices:
A. new york
B. ayers rock
C. seattle
D. denver

December is during the summer in the southern hemisphere

Answer: B

It was hot during Christmas in ayers rock


Choices:
A. when onions are chopped
B. when food is digested by the stomach
C. when water is added to a glass
D. when flowers bloom in full

Answer: B

A phase change happens when onions are chopped

A phase change happens when food is digested by the stomach

A phase change happens when water is added to a glass

A phase change happens when flowers bloom in full


Choices:
A. gravel
B. space
C. cactus
D. ocean floor

Answer: C

Jim found birds living among ocean floor