source
string
id
string
question
string
options
list
answer
string
reasoning
string
OpenBookQA
OpenBookQA-1901
Safety glasses should be worn around
[ "water", "bleach", "air", "computers" ]
B
chemical splashing can cause harm to the eyes
OpenBookQA
OpenBookQA-1902
Soil is produced naturally when, over a period of many years
[ "stones are rock solid", "stones are blown up", "stones are vaporized by storms", "stones are worn down" ]
D
soil is formed by weathering
OpenBookQA
OpenBookQA-1903
A consumer must locate it's own
[ "tools", "nutrition", "soul", "clothes" ]
B
a consumer can not produce its own food
OpenBookQA
OpenBookQA-1904
the strength of a hurricane will increase when
[ "it hits the arctic circle", "it meets a tornado", "it from South Africa to Mexico", "it travels around Antarctica" ]
C
as heat and moisture increases , the strength of a hurricane will increase
OpenBookQA
OpenBookQA-1905
A sandbar is in the shallow portion of water where
[ "water is bloody", "water is harder", "water is falling", "water adjusts things" ]
D
a sandbar is formed by water moving sediment downstream
OpenBookQA
OpenBookQA-1906
What can cause objects to repel each other?
[ "fake magnets", "smell", "identical charges", "sunlight" ]
C
magnetism can cause objects to repel each other
OpenBookQA
OpenBookQA-1907
An example of biofuel could be
[ "metal", "the sun", "leaves", "the wind" ]
C
biofuel is used to produce electricity by burning
OpenBookQA
OpenBookQA-1908
A person playing a song on a string instrument makes strings
[ "mold", "bawl", "tear", "shudder" ]
D
strumming a string can cause that string to vibrate
OpenBookQA
OpenBookQA-1909
A ferromagnetic metal, such as in paper clips, can stick to other paper clips without hooking together
[ "when outside", "when iron touches", "when floating", "when burned" ]
B
a paper clip is often made of ferromagnetic metals
OpenBookQA
OpenBookQA-1910
As air begins to chill, it may push out
[ "sand", "liquids", "fire", "carrots" ]
B
dew is formed when water vapor condenses over night
OpenBookQA
OpenBookQA-1911
This famous mountain range in Europe came about due to
[ "rocks floating on underground water sources", "the work of an intelligent force", "the folding of numerous layers of rock", "the accumulation of soil over millions of years" ]
C
the Alps were formed by rock folding
OpenBookQA
OpenBookQA-1912
Some monkey babies may be
[ "turned into canned meat", "taken to a hospital", "run out of the pact", "taken care with two parents" ]
D
a monkey births live young
OpenBookQA
OpenBookQA-1913
Landslides effect things like
[ "cars", "the sun", "wind", "communities" ]
D
a landslide is when gravity rapidly moves rocks or soil downhill especially after a rain storm
OpenBookQA
OpenBookQA-1914
If you hold the compass sideways while at the south pole, where do the needles point?
[ "to the side", "both down", "both up", "up and down" ]
D
a compass is a kind of tool for determining direction by pointing north
OpenBookQA
OpenBookQA-1915
Cameras
[ "can take snapshots of friends wearing snapbacks", "can be used for their microscopic properties", "can be used for solving mysteries", "can take friends on an adventure" ]
A
a camera is used for recording images
OpenBookQA
OpenBookQA-1916
Evaporation of a pond can happen and will lead to what?
[ "a pond with more fish", "a pond of less size", "water level fluctuations constantly", "frogs in the pond" ]
B
if a body of water loses all water then that body of water does not exist any more
OpenBookQA
OpenBookQA-1917
Reducing bacteria in food prevents what?
[ "electricity", "maladies", "observation", "signals" ]
B
reducing bacteria in food prevents illness in people
OpenBookQA
OpenBookQA-1918
A comet is falling from the sky, a boy is watching and can tell that the light is brightest
[ "when it is far away", "when it is under water", "when it is upside down", "when it is about to crash" ]
D
as a source of light becomes closer , that source will appear brighter
OpenBookQA
OpenBookQA-1919
A person takes a page out of a book and crumples it, so the page is
[ "flat", "smooth", "torn", "round" ]
D
crumple means change shape from smooth into compacted by physical force
OpenBookQA
OpenBookQA-1920
Cellular respiration releases
[ "blood", "waste", "snot", "feces" ]
B
all cells perform cellular respiration
OpenBookQA
OpenBookQA-1921
Materials that react with other substances to delivery energy, and derived from the remains of living organisms are
[ "excellent for the environment", "a resource being depleted", "never going to run out", "hardly used anywhere by anyone" ]
B
natural gas is a nonrenewable resource
OpenBookQA
OpenBookQA-1922
What happens when available water decreases in an environment?
[ "growth", "flooding", "rain", "dry spell" ]
D
drought means available water decreases in an environment
OpenBookQA
OpenBookQA-1923
Lightening could be a combustion of
[ "rain and ice", "milk", "seaweed", "candy" ]
A
lightning can cause a forest fire
OpenBookQA
OpenBookQA-1924
When a wildfire happens what catches fire?
[ "rocks", "timberland", "water", "rivers" ]
B
wildfire is when a forest catches fire
OpenBookQA
OpenBookQA-1925
Lisa was hiking in a rocky area and in a rock, she saw what looked like footprints made by a bird. But weirdly, they were in a rock. Where did they come from?
[ "The footprints were originally in mud or peat, but after a lot of time, the substance had been changed into rock", "The rock was actually an asteroid", "a very heavy bird made imprints in the rock.", "a spaceship used a laser to make the etches in the rock" ]
A
An example of a fossil is a footprint in a rock
OpenBookQA
OpenBookQA-1926
You may be able to make musical instruments from
[ "A paperclip", "air", "water", "grass" ]
A
An example of playing a musical instrument is strumming a guitar string
OpenBookQA
OpenBookQA-1927
Precipitation is the amount of
[ "dew point", "raindrops", "flooding", "barometric pressure" ]
B
rainfall is the amount of rain an area receives
OpenBookQA
OpenBookQA-1928
If I am out in the sun all day I should
[ "go naked", "drink wine", "avoid it occasionally", "wear a coat" ]
C
if something is outside during the day then that something will receive sunlight
OpenBookQA
OpenBookQA-1929
In the intermediary before rain falls, observers may note
[ "beach weather", "bright days", "menacing skies", "large moons" ]
C
grey clouds appear before precipitation
OpenBookQA
OpenBookQA-1930
Oceans cover 70% of the surface of what?
[ "the moon", "the sun", "wet planet", "cities" ]
C
oceans cover 70% of the surface of the earth
OpenBookQA
OpenBookQA-1931
What contains chlorophyll?
[ "plastic", "water", "green organelles", "paper" ]
C
a chloroplast contains chlorophyll
OpenBookQA
OpenBookQA-1932
Ways to reuse paper could be
[ "use as window cleaner", "make a new dress", "make a new shoe", "build a new home" ]
A
creating paper requires cutting down trees
OpenBookQA
OpenBookQA-1933
an area of low-lying ground near to a river is at risk of
[ "over fishing", "balloon landings", "droughts", "H20 accumulation" ]
D
flood plains are located near rivers
OpenBookQA
OpenBookQA-1934
A pollinating entity is one that move pollen from flower to flower and can be done by?
[ "a tiger", "good for food", "six legged entity", "a heat source" ]
C
An insect is a pollinating animal
OpenBookQA
OpenBookQA-1935
An animal that perhaps uses light to it's advantage is
[ "comb jellies", "dolphins", "cats", "whales" ]
A
producing light is used for attracting prey by some deep sea animals
OpenBookQA
OpenBookQA-1936
A burrito needs to be cooked so it
[ "has heat removed", "is made hollow", "is burned black", "has heat applied" ]
D
cooking food requires adding heat energy
OpenBookQA
OpenBookQA-1937
An example of feeling could be
[ "the sun on the leaves of a plant", "clothes on the thighs", "water running in a river", "air blowing trees around" ]
B
feeling is when an living thing senses through touch
OpenBookQA
OpenBookQA-1938
What enters the eye through the pupil?
[ "diverse light energy", "light bacteria", "air", "drops of water" ]
A
light enters the eye through the pupil
OpenBookQA
OpenBookQA-1939
A satellite may make a revolution when
[ "plans a long trip", "creates a new course", "takes off into space", "it travels around a thing" ]
D
a revolution is when something revolves around something else
OpenBookQA
OpenBookQA-1940
A gallon of water in a pot is placed over a fire. After an hour there will be
[ "a gallon of water", "a solid ice block", "two gallons of water", "less water than before" ]
D
as the temperature of a liquid increases , the rate of evaporation of that liquid will increase
OpenBookQA
OpenBookQA-1941
Plants preparing for dormancy is a sign
[ "the earth is tilting", "readiness an total alertness", "extreme fatigue and tiredness", "of a beautiful sunset" ]
A
An example of a seasonal change is plants becoming dormant in the winter
OpenBookQA
OpenBookQA-1942
A soda can may become hot if it is close to an object used for
[ "mixing soda", "cooking food", "cooling food", "pouring soda" ]
B
if an object is exposed to a source of heat then that conductor may become hot
OpenBookQA
OpenBookQA-1943
Metamorphosis changes an animal to a form in which it can
[ "communicate with others", "eat", "reproduce", "hunt for food" ]
C
metamorphosis is when an animal changes from an immature form to an adult form
OpenBookQA
OpenBookQA-1944
Metal things are made of metal, glass things are made of glass, iron things, however, are made of what material?
[ "Iron", "Plastic", "candy", "milk" ]
A
iron nails are made of iron
OpenBookQA
OpenBookQA-1945
A seasonal change may be expressed in
[ "birds flapping their wings", "birds leaving a state", "cows chewing their cud", "horses being saddled up" ]
B
An example of a seasonal change is an animal growing thick fur for keeping warm in the winter
OpenBookQA
OpenBookQA-1946
A thing is on fire and afterwards it is
[ "salty", "silly", "sweet", "seared" ]
D
fire causes burning
OpenBookQA
OpenBookQA-1947
In order for food to keep safely, chemicals are used on them. This makes them what?
[ "be saltier", "longer lasting", "grow faster", "taste sweeter" ]
B
bacteria cause food poisoning
OpenBookQA
OpenBookQA-1948
What is used by the gas given off by plants?
[ "computers", "the respiratory system", "helium balloons", "other plants" ]
B
the respiratory system takes in oxygen from the air
OpenBookQA
OpenBookQA-1949
the mass of a planet causes
[ "sunrise", "earthquakes", "sunset", "matter to approach" ]
D
the mass of a planet causes the pull of gravity on that planet
OpenBookQA
OpenBookQA-1950
In a single year, a giant globe will do this to a giant star.
[ "fight", "burn", "circle", "explode" ]
C
the Earth revolves around the sun
OpenBookQA
OpenBookQA-1951
The more active an animal is
[ "their water level will stay steady", "the less H2O they need to stay hydrated", "the more H20 they should take in", "the less likely they are to sweat or pant" ]
C
as the activity of an animal increases , the amount of water in an animal 's body in that environment will decrease
OpenBookQA
OpenBookQA-1952
A boy wants to collect clams for supper and must therefore spend time
[ "in lake shallows", "in desert sands", "in rocky hills", "in sea depths" ]
D
clams live at the bottom of the ocean
OpenBookQA
OpenBookQA-1953
A good candidate for putting sticking a reflector to is
[ "a peaceful guru", "a sedan", "a steak", "a cat" ]
B
a reflector is used to reflect light especially on vehicles
OpenBookQA
OpenBookQA-1954
Mice
[ "abandon their offspring", "hatch their young", "lay eggs", "nurse their offspring" ]
D
a mouse gives birth to live young
OpenBookQA
OpenBookQA-1955
Diverting overflow from a reservoir through pipes generates
[ "The Colorado River", "hydropower", "The Hoover Dam", "solar power" ]
B
hydropower requires damming a river
OpenBookQA
OpenBookQA-1956
Sunlight is important for
[ "communities", "pollution", "space", "bats" ]
A
the sun transfers solar energy from itself to the Earth through sunlight
OpenBookQA
OpenBookQA-1957
When ice is heated in a pan to 100 degrees Fahrenheit it will melt and then
[ "be agitated", "refreeze", "spin", "do nothing" ]
A
boiling is when liquids are heated above their boiling point
OpenBookQA
OpenBookQA-1958
An inexhaustible resource could be
[ "sand clay", "fossil fuels", "cars", "metals" ]
A
wind is an inexhaustible resource
OpenBookQA
OpenBookQA-1959
An arid region has very little
[ "rocks", "heat", "food", "sand" ]
C
a desert environment contains very little food
OpenBookQA
OpenBookQA-1960
What does a desert environment receive less of than a forest?
[ "visitors", "H2O fall", "wind", "recognition" ]
B
a forest environment receives more rainfall than a desert
OpenBookQA
OpenBookQA-1961
Light can easily be seen bouncing off of a
[ "paper bag", "pencil", "overhead sign", "cardboard box" ]
C
when light hits a reflective object , that light bounces off that object
OpenBookQA
OpenBookQA-1962
an animal that moves quickly through the water is a
[ "swordfish", "snail", "tadpole", "sea horses" ]
A
large fins can be used to move quickly through water
OpenBookQA
OpenBookQA-1963
High humidity can damage materials which
[ "must remain dry to function", "will dry out unless they are soaked in water", "depend on abundance amounts of water vapor", "need to be kept wet" ]
A
An example of moisture is water vapor in the atmosphere
OpenBookQA
OpenBookQA-1964
A creature can hide in plain sight from predators because
[ "it burns", "it misdirects", "it cries", "it stinks" ]
B
camouflage is a kind of protection against predators
OpenBookQA
OpenBookQA-1965
A person puts a potato in some embers on the edge of a campfire. The embers are
[ "hording thermal energy for later", "taking in the warmth", "meant for staying cool", "doing a thermal release" ]
D
an exothermic reaction increases the amount of heat
OpenBookQA
OpenBookQA-1966
A person rescues a small chipmunk and it requires nourishment. The person obtains
[ "cold cuts", "turkey legs", "tree pips", "red sauce" ]
C
a chipmunk eats acorns
OpenBookQA
OpenBookQA-1967
A pot of potatoes is left on a stove at medium heat. The person cooking forgets that the potatoes are cooking and they cook for twelve hours. When the person checks on them after half a day,
[ "they are cold", "they are fine", "they are singed", "they are lukewarm" ]
C
if too much heat is transferred to an object then that object may burn
OpenBookQA
OpenBookQA-1968
F field mouse touched a special type of fence made for cattle and was killed instantly. The fence had a source of power. What happened?
[ "The mouse was frightened to death", "The mouse had a heart attack", "The mouse was electrocuted", "The mouse had cancer" ]
C
electrocution causes harm to an organism
OpenBookQA
OpenBookQA-1969
A thing needs to be placed on a balance in order to determine
[ "hunger", "shape", "pressure", "age" ]
C
a balance is used for measuring weight of a substance
OpenBookQA
OpenBookQA-1970
A chemical reaction may occur when _____ is added to an object.
[ "interest", "warmth", "puppies", "loss" ]
B
adding heat to an object sometimes causes chemical reactions
OpenBookQA
OpenBookQA-1971
If a person is lost in an arid space with little rainfall, they can live longer if they
[ "use water barely", "use water freely", "use water liberally", "use water gratefully" ]
A
conserving water can be used for survival in a dry environment
OpenBookQA
OpenBookQA-1972
A bass may make its home
[ "in a liquid", "in a field", "in a tree", "in a cage" ]
A
living things live in their habitat
OpenBookQA
OpenBookQA-1973
Sedimentary rock may be a result of
[ "metal", "old silt", "grass", "hay" ]
B
nearly all fossils are found in sedimentary rock
OpenBookQA
OpenBookQA-1974
Unlike trees in the forest or a pond full of fish, metal is only available until
[ "it is depleted for good", "it is found on catfish scales", "it becomes necessary to conduct electricity long distances", "it is used to make diamond rings" ]
A
metal is a nonrenewable resource
OpenBookQA
OpenBookQA-1975
The quickness of this animal is a key change that allows it to escape attacks from feasting animals:
[ "the praying mantis", "the potato bug", "antelope", "the eagle" ]
C
adaptations are used for survival
OpenBookQA
OpenBookQA-1976
A rose bush photosynthesizes and nearby people
[ "are stung by bees", "visit a foreign country", "get new fresh air", "drink more iced tea" ]
C
In the photosynthesis process oxygen has the role of waste product
OpenBookQA
OpenBookQA-1977
A tree is dead
[ "when a raccoon scurries up it's trunk", "when a beaver uses it to a stop up a flowing river", "when a possum hides in its branches", "when an owl lives in it" ]
B
if a tree falls then that tree is dead
OpenBookQA
OpenBookQA-1978
A dead body will become what if exposed to the air
[ "hot remains", "fresh remains", "wet remains", "skeletal remains" ]
D
In the food chain process bacteria have the role of decomposer
OpenBookQA
OpenBookQA-1979
Reptiles may actually be
[ "grumpy", "brainless", "magical", "pea brained" ]
D
reptiles lay eggs
OpenBookQA
OpenBookQA-1980
What is a source of energy for animals?
[ "grains", "air", "space", "sunlight" ]
A
food is a source of energy for animals
OpenBookQA
OpenBookQA-1981
When a song is played your ears can
[ "change the source", "rearrange the pitch", "hum the tune", "perceive the rhythm" ]
D
when sound reaches the ear , that sound can be heard
OpenBookQA
OpenBookQA-1982
Certain countries make it illegal to bring in certain species of animals that breed very fast because that will lead to
[ "extinction", "milk", "underpopulation", "overpopulation" ]
D
if the population of an organism increases then the ecosystem may become overpopulated with that organism
OpenBookQA
OpenBookQA-1983
An object inside a freezer will become less excited with energy an therefore become
[ "cold", "round", "warm", "nervous" ]
A
something in a cold place becomes cold
OpenBookQA
OpenBookQA-1984
Perspiration leaving the torso through evaporation helps
[ "quench it's thirst", "heat it up", "cool it down", "wash it off" ]
C
sweat cools a body
OpenBookQA
OpenBookQA-1985
A type of animal that can shed is a
[ "frog", "monkey", "chicken", "salmon" ]
B
shedding is when an animal loses hair
OpenBookQA
OpenBookQA-1986
A boy puts some vinegar in a glass of some bleach and finds
[ "both are frozen", "bother taste good", "both are dry", "both are adjusted" ]
D
combining two substances chemically causes chemical reactions
OpenBookQA
OpenBookQA-1987
Transpiration
[ "is a control method for fertilizer in roses", "is a control mechanism for root growth in sunflowers", "is a control mechanism for H20 in daffodils", "is a control method for argon in peonies" ]
C
plants control the amount of water in their leaves through transpiration
OpenBookQA
OpenBookQA-1988
Someone who's starving can be saved with
[ "some water", "apple stems", "a dried leaf", "a coconut" ]
D
an animal requires nutrients for survival
OpenBookQA
OpenBookQA-1989
A plastic bag is filled with milk and is placed in a chest. The chest has a device which takes all of the warm air away, so eventually, the milk will
[ "quake", "be seared", "be solid", "melt" ]
C
freezing point means temperature below which a liquid freezes
OpenBookQA
OpenBookQA-1990
Seasonal changes are made in response to changes in what?
[ "mentality", "buildings", "environment safety", "locales" ]
D
seasonal changes are made in response to changes in the environment
OpenBookQA
OpenBookQA-1991
If you are feeling cold, its a good idea to go for a run or even a brisk walk because as you move, your energy is turned into what?
[ "Dogs", "warmth", "icicles", "money" ]
B
moving changes stored energy into motion and heat
OpenBookQA
OpenBookQA-1992
All organism require food to satiate themselves, grow big and strong, and also
[ "heal", "make money", "have fun", "cry" ]
A
an animal requires nutrients to grow and heal
OpenBookQA
OpenBookQA-1993
A plant's roots break down rocks as the roots do what?
[ "decay", "grow old", "develop", "dcerease" ]
C
a plant 's roots slowly break down rocks as the roots grow
OpenBookQA
OpenBookQA-1994
All female platypus'
[ "lay eggs", "give live birth", "reframe from reproduction", "give live aid" ]
B
a mother births offspring
OpenBookQA
OpenBookQA-1995
A deer is killed and the body is broken down by worms and bacteria. The deer's body is
[ "bigger", "has less mass", "invisible", "the same shape" ]
B
breaking down an object changes that object 's shape and mass
OpenBookQA
OpenBookQA-1996
The sun is good for
[ "Brownies", "Envrionments", "Buildings", "Cars" ]
B
a planet is exposed to the heat of the star around which it revolves
OpenBookQA
OpenBookQA-1997
The lunar face appears to change 52 times
[ "a millennium", "a month", "a day", "annually" ]
D
a different moon phase occurs once per week
OpenBookQA
OpenBookQA-1998
How many times does the Earth complete a revolution around the sun in a decade?
[ "twelve", "one", "ten", "two" ]
C
a complete revolution of the Earth around the sun takes one solar year
OpenBookQA
OpenBookQA-1999
What will happen to gas once heated?
[ "melting", "freezing", "ascension", "cooling" ]
C
if gas is heated then that gas will rise
OpenBookQA
OpenBookQA-2000
If an animal is trained to do something, that is a learned what?
[ "mode of conduct", "sensation", "emotion", "feeling" ]
A
if an animal is trained to do something then that something is a learned behavior