question
stringlengths
4
399
choices
listlengths
4
8
correct_answer
stringlengths
1
116
prompt
stringlengths
146
739
completion
stringlengths
25
140
answer
stringclasses
5 values
What type of energy occurs by splitting the nuclei of radioactive uranium?
[ "atomic", "nuclear", "kinetic", "microwave" ]
nuclear
Answer the following multiple-choice question. Question: What type of energy occurs by splitting the nuclei of radioactive uranium? Options: A. atomic B. nuclear C. kinetic D. microwave Which option is correct and why?
The correct answer is: nuclear.
B
All living things are made of parts that contain a
[ "blood vessel", "heart", "nucleus", "skeleton" ]
nucleus
Answer the following multiple-choice question. Question: All living things are made of parts that contain a Options: A. blood vessel B. heart C. nucleus D. skeleton Which option is correct and why?
The correct answer is: nucleus.
C
Which of the following is true?
[ "sunlight works best in caves", "fear can fuel motorcycles", "corn can fuel public transit", "rice can never be used as fuel" ]
corn can fuel public transit
Answer the following multiple-choice question. Question: Which of the following is true? Options: A. sunlight works best in caves B. fear can fuel motorcycles C. corn can fuel public transit D. rice can never be used as fuel Which option is correct and why?
The correct answer is: corn can fuel public transit.
C
Climate is the average of things like what in an area over a long period of time
[ "earthquake activity", "native species", "temperature", "biological diversity", "rain or sun shine", "the environment", "food web", "vegetation" ]
rain or sun shine
Answer the following multiple-choice question. Question: Climate is the average of things like what in an area over a long period of time Options: A. earthquake activity B. native species C. temperature D. biological diversity E. rain or sun shine F. the environment G. food web H. vegetation Which option is correct and why?
The correct answer is: rain or sun shine.
E
Quartz may produce rainbows when light is shined
[ "around the crystal's area", "through any of its sides", "in the room its in", "in to a mirror at it" ]
through any of its sides
Answer the following multiple-choice question. Question: Quartz may produce rainbows when light is shined Options: A. around the crystal's area B. through any of its sides C. in the room its in D. in to a mirror at it Which option is correct and why?
The correct answer is: through any of its sides.
B
What can an electric circuit do if it is working properly?
[ "behave", "squeeze", "Fail to produce energy", "shock", "kill", "cry", "Register zero amps", "heat" ]
shock
Answer the following multiple-choice question. Question: What can an electric circuit do if it is working properly? Options: A. behave B. squeeze C. Fail to produce energy D. shock E. kill F. cry G. Register zero amps H. heat Which option is correct and why?
The correct answer is: shock.
D
what requires nutrients to grow?
[ "cows", "orchids", "humans", "Conifers", "h2o", "mussels", "height", "mass" ]
orchids
Answer the following multiple-choice question. Question: what requires nutrients to grow? Options: A. cows B. orchids C. humans D. Conifers E. h2o F. mussels G. height H. mass Which option is correct and why?
The correct answer is: orchids.
B
Reflective glass is used for reflecting what?
[ "a wave", "empathy", "darkness", "the sun", "photons", "Joules", "light", "glass" ]
light
Answer the following multiple-choice question. Question: Reflective glass is used for reflecting what? Options: A. a wave B. empathy C. darkness D. the sun E. photons F. Joules G. light H. glass Which option is correct and why?
The correct answer is: light.
A
What spread by wind has a negative impact on the respiratory system?
[ "fungus", "rain", "disease", "laughter", "clouds", "influenza", "viruses", "bacteria" ]
fungus
Answer the following multiple-choice question. Question: What spread by wind has a negative impact on the respiratory system? Options: A. fungus B. rain C. disease D. laughter E. clouds F. influenza G. viruses H. bacteria Which option is correct and why?
The correct answer is: fungus.
A
Water follows where sodium ions lead, due to what process?
[ "electrolysis", "absorption", "hydration", "osmosis" ]
osmosis
Answer the following multiple-choice question. Question: Water follows where sodium ions lead, due to what process? Options: A. electrolysis B. absorption C. hydration D. osmosis Which option is correct and why?
The correct answer is: osmosis.
D
From which part of a dog can bodily water escape?
[ "Veins and arteries.", "the skin", "aqueous solution", "Endocrine system", "epidermis and dermis", "Pituitary gland", "pituitary", "bottom of feet" ]
bottom of feet
Answer the following multiple-choice question. Question: From which part of a dog can bodily water escape? Options: A. Veins and arteries. B. the skin C. aqueous solution D. Endocrine system E. epidermis and dermis F. Pituitary gland G. pituitary H. bottom of feet Which option is correct and why?
The correct answer is: bottom of feet.
A
What is a device that changes kinetic energy to electrical energy through electromagnetic induction?
[ "a battery", "an electric generator", "a diesel engine", "a windmill" ]
an electric generator
Answer the following multiple-choice question. Question: What is a device that changes kinetic energy to electrical energy through electromagnetic induction? Options: A. a battery B. an electric generator C. a diesel engine D. a windmill Which option is correct and why?
The correct answer is: an electric generator.
B
What type of waves to radios use?
[ "Electrical", "TRH", "energy", "Light", "bent", "Sound", "Magnetic", "similar" ]
Sound
Answer the following multiple-choice question. Question: What type of waves to radios use? Options: A. Electrical B. TRH C. energy D. Light E. bent F. Sound G. Magnetic H. similar Which option is correct and why?
The correct answer is: Sound.
A
If enough dirt is able to accumulate over a carcass, then eventually that carcass may
[ "be solidified in stone", "be frozen in carbonate", "be melted to a tree", "become a source of water" ]
be solidified in stone
Answer the following multiple-choice question. Question: If enough dirt is able to accumulate over a carcass, then eventually that carcass may Options: A. be solidified in stone B. be frozen in carbonate C. be melted to a tree D. become a source of water Which option is correct and why?
The correct answer is: be solidified in stone.
A
What do ALL chemical changes require to occur?
[ "during the day", "heating liquids", "Activation energy", "wavelengths and photons", "Burning fuel and air", "kinetic energy", "electromagnetic energy", "direct energy" ]
Activation energy
Answer the following multiple-choice question. Question: What do ALL chemical changes require to occur? Options: A. during the day B. heating liquids C. Activation energy D. wavelengths and photons E. Burning fuel and air F. kinetic energy G. electromagnetic energy H. direct energy Which option is correct and why?
The correct answer is: Activation energy.
C
Seismic waves show that the inner core of the earth is solid while the outer core is what?
[ "gas", "liquid", "lava", "silicon" ]
liquid
Answer the following multiple-choice question. Question: Seismic waves show that the inner core of the earth is solid while the outer core is what? Options: A. gas B. liquid C. lava D. silicon Which option is correct and why?
The correct answer is: liquid.
B
what do creeks deposit in plains?
[ "fibers", "rain", "dirt", "rocks", "soil", "fats", "Sand", "potash" ]
soil
Answer the following multiple-choice question. Question: what do creeks deposit in plains? Options: A. fibers B. rain C. dirt D. rocks E. soil F. fats G. Sand H. potash Which option is correct and why?
The correct answer is: soil.
E
Webbed feet aid in what
[ "penguins laying eggs on ice", "fish hiding in coral reefs", "gulls dive bombing fish from the sea", "ducks chasing prey underwater" ]
ducks chasing prey underwater
Answer the following multiple-choice question. Question: Webbed feet aid in what Options: A. penguins laying eggs on ice B. fish hiding in coral reefs C. gulls dive bombing fish from the sea D. ducks chasing prey underwater Which option is correct and why?
The correct answer is: ducks chasing prey underwater.
D
A soda can may become hot if it is close to an object used for
[ "mixing soda", "cooking food", "cooling food", "pouring soda" ]
cooking food
Answer the following multiple-choice question. Question: A soda can may become hot if it is close to an object used for Options: A. mixing soda B. cooking food C. cooling food D. pouring soda Which option is correct and why?
The correct answer is: cooking food.
B
What is the term for long carbohydrate molecules of repeated monomer units joined together by glycosidic bonds?
[ "template strands", "hydrocarbons", "polysaccharides", "fibres" ]
polysaccharides
Answer the following multiple-choice question. Question: What is the term for long carbohydrate molecules of repeated monomer units joined together by glycosidic bonds? Options: A. template strands B. hydrocarbons C. polysaccharides D. fibres Which option is correct and why?
The correct answer is: polysaccharides.
C
Counterweights and diagonal steel beams are used in buildings to hold down what?
[ "sway", "traction", "inertia", "gravity" ]
sway
Answer the following multiple-choice question. Question: Counterweights and diagonal steel beams are used in buildings to hold down what? Options: A. sway B. traction C. inertia D. gravity Which option is correct and why?
The correct answer is: sway.
A
Pharmacist and surveyor are two career options based in what type of science?
[ "obvious", "Business", "physical", "visible" ]
physical
Answer the following multiple-choice question. Question: Pharmacist and surveyor are two career options based in what type of science? Options: A. obvious B. Business C. physical D. visible Which option is correct and why?
The correct answer is: physical.
C
Which of the following is correct?
[ "The earth's strong gravitational pull causes a waxing gibbous to form", "astrology causes a waxing gibbous to form", "star maps cause a waxing gibbous to form", "government satellites cause a waxing gibbous to form" ]
The earth's strong gravitational pull causes a waxing gibbous to form
Answer the following multiple-choice question. Question: Which of the following is correct? Options: A. The earth's strong gravitational pull causes a waxing gibbous to form B. astrology causes a waxing gibbous to form C. star maps cause a waxing gibbous to form D. government satellites cause a waxing gibbous to form Which option is correct and why?
The correct answer is: The earth's strong gravitational pull causes a waxing gibbous to form.
A
What is a renewable resource that can take thousand of years to form?
[ "wind", "soil", "water", "sunlight" ]
soil
Answer the following multiple-choice question. Question: What is a renewable resource that can take thousand of years to form? Options: A. wind B. soil C. water D. sunlight Which option is correct and why?
The correct answer is: soil.
B
How many different types of taste can be detected by taste buds?
[ "five", "hundreds", "two", "three" ]
five
Answer the following multiple-choice question. Question: How many different types of taste can be detected by taste buds? Options: A. five B. hundreds C. two D. three Which option is correct and why?
The correct answer is: five.
A
What is a simple carbohydrate with the chemical formula c 6 h 12 o 6 better known as?
[ "fructose", "glucose", "glutamate", "alcohol" ]
glucose
Answer the following multiple-choice question. Question: What is a simple carbohydrate with the chemical formula c 6 h 12 o 6 better known as? Options: A. fructose B. glucose C. glutamate D. alcohol Which option is correct and why?
The correct answer is: glucose.
B
What is split to produce nuclear energy?
[ "atoms", "chemicals", "protons", "molecules" ]
atoms
Answer the following multiple-choice question. Question: What is split to produce nuclear energy? Options: A. atoms B. chemicals C. protons D. molecules Which option is correct and why?
The correct answer is: atoms.
A
If what is exposed to a source of heat then that conductor may become hot?
[ "Energy.", "heat sources", "energy", "coal", "an object", "copper", "plastic", "thermometers" ]
copper
Answer the following multiple-choice question. Question: If what is exposed to a source of heat then that conductor may become hot? Options: A. Energy. B. heat sources C. energy D. coal E. an object F. copper G. plastic H. thermometers Which option is correct and why?
The correct answer is: copper.
A
Blowing what into a whistle causes sound?
[ "a lack of noise", "CFCs", "CO 2", "a lack of sound", "wind", "air", "gas", "no noise" ]
air
Answer the following multiple-choice question. Question: Blowing what into a whistle causes sound? Options: A. a lack of noise B. CFCs C. CO 2 D. a lack of sound E. wind F. air G. gas H. no noise Which option is correct and why?
The correct answer is: air.
A
If a sand grain is in a tree house unexpectedly, a likely culprit responsible for its movement is
[ "ghosts", "gales", "spirits", "angels" ]
gales
Answer the following multiple-choice question. Question: If a sand grain is in a tree house unexpectedly, a likely culprit responsible for its movement is Options: A. ghosts B. gales C. spirits D. angels Which option is correct and why?
The correct answer is: gales.
B
Reptiles can be found on every continent except which one?
[ "south america", "africa", "antarctica", "australia" ]
antarctica
Answer the following multiple-choice question. Question: Reptiles can be found on every continent except which one? Options: A. south america B. africa C. antarctica D. australia Which option is correct and why?
The correct answer is: antarctica.
C
A leaf absorbs sunlight to perform photosynthesis until
[ "a lounge chair obstructs the solar rays", "solar lights line a path", "solar panels are placed on the roof", "solar tea is served in the garden" ]
a lounge chair obstructs the solar rays
Answer the following multiple-choice question. Question: A leaf absorbs sunlight to perform photosynthesis until Options: A. a lounge chair obstructs the solar rays B. solar lights line a path C. solar panels are placed on the roof D. solar tea is served in the garden Which option is correct and why?
The correct answer is: a lounge chair obstructs the solar rays.
A
What term refers to entities, events or powers regarded as being beyond nature, and cannot be explained by scientific means?
[ "fictional", "hypothetical", "supernatural", "natural" ]
supernatural
Answer the following multiple-choice question. Question: What term refers to entities, events or powers regarded as being beyond nature, and cannot be explained by scientific means? Options: A. fictional B. hypothetical C. supernatural D. natural Which option is correct and why?
The correct answer is: supernatural.
C
What happens when we receive less sunlight?
[ "Springtime", "sweating", "Heat", "apoptosis", "autumn", "Winter", "air cools", "It's brighter" ]
Winter
Answer the following multiple-choice question. Question: What happens when we receive less sunlight? Options: A. Springtime B. sweating C. Heat D. apoptosis E. autumn F. Winter G. air cools H. It's brighter Which option is correct and why?
The correct answer is: Winter.
A
Animals that have been modified to express recombinant dna are called what?
[ "reproducing animals", "mammalian animals", "aquatic animals", "transgenic animals" ]
transgenic animals
Answer the following multiple-choice question. Question: Animals that have been modified to express recombinant dna are called what? Options: A. reproducing animals B. mammalian animals C. aquatic animals D. transgenic animals Which option is correct and why?
The correct answer is: transgenic animals.
D
What does decomposition increase the amount of in soil?
[ "green manures", "grass seed", "it needs them", "bamboo", "Energy.", "insects", "molecules", "nutrients" ]
nutrients
Answer the following multiple-choice question. Question: What does decomposition increase the amount of in soil? Options: A. green manures B. grass seed C. it needs them D. bamboo E. Energy. F. insects G. molecules H. nutrients Which option is correct and why?
The correct answer is: nutrients.
A
Nearly all rocks are made of what?
[ "minerals", "calcium", "sand", "magma" ]
minerals
Answer the following multiple-choice question. Question: Nearly all rocks are made of what? Options: A. minerals B. calcium C. sand D. magma Which option is correct and why?
The correct answer is: minerals.
A
What is the only light that humans can see?
[ "distinct light", "bright light", "dark light", "visible light" ]
visible light
Answer the following multiple-choice question. Question: What is the only light that humans can see? Options: A. distinct light B. bright light C. dark light D. visible light Which option is correct and why?
The correct answer is: visible light.
D
Many carbohydrates can enter glycolysis, most often after conversion to what?
[ "insulin", "sucrose", "glucose", "fructose" ]
glucose
Answer the following multiple-choice question. Question: Many carbohydrates can enter glycolysis, most often after conversion to what? Options: A. insulin B. sucrose C. glucose D. fructose Which option is correct and why?
The correct answer is: glucose.
C
plant stem is the vehicle for transporting water and food from roots to the rest of the
[ "solar harnessing life", "cupcake", "rock", "sneaker" ]
solar harnessing life
Answer the following multiple-choice question. Question: plant stem is the vehicle for transporting water and food from roots to the rest of the Options: A. solar harnessing life B. cupcake C. rock D. sneaker Which option is correct and why?
The correct answer is: solar harnessing life.
A
Which state of matter is characterized by molecules with minimal movement and strong forces between them?
[ "liquid", "solid", "plasma", "gas" ]
solid
Answer the following multiple-choice question. Question: Which state of matter is characterized by molecules with minimal movement and strong forces between them? Options: A. liquid B. solid C. plasma D. gas Which option is correct and why?
The correct answer is: solid.
B
What helps screen libraries for a gene of interest using nucleic acid hybridization?
[ "cellular acid probe", "proteins acid probe", "nucleic acid probe", "mitochondrial acid probe" ]
nucleic acid probe
Answer the following multiple-choice question. Question: What helps screen libraries for a gene of interest using nucleic acid hybridization? Options: A. cellular acid probe B. proteins acid probe C. nucleic acid probe D. mitochondrial acid probe Which option is correct and why?
The correct answer is: nucleic acid probe.
C
What keeps a fire burning?
[ "energy", "heat", "Covering it with dirt", "sun's heat", "Removing fuel", "power", "fanning", "Dousing it with water" ]
fanning
Answer the following multiple-choice question. Question: What keeps a fire burning? Options: A. energy B. heat C. Covering it with dirt D. sun's heat E. Removing fuel F. power G. fanning H. Dousing it with water Which option is correct and why?
The correct answer is: fanning.
A
Maps may be redrawn because of
[ "an avalanche", "a deep freeze", "a glacier", "an earthquake" ]
an earthquake
Answer the following multiple-choice question. Question: Maps may be redrawn because of Options: A. an avalanche B. a deep freeze C. a glacier D. an earthquake Which option is correct and why?
The correct answer is: an earthquake.
D
Cancer genes can be a what?
[ "refract or absorb.", "mistake in the gene", "massive damage", "fault of the protein", "mistake in the wall", "purpose of the cell", "major threat to health", "a lot of human deaths" ]
mistake in the gene
Answer the following multiple-choice question. Question: Cancer genes can be a what? Options: A. refract or absorb. B. mistake in the gene C. massive damage D. fault of the protein E. mistake in the wall F. purpose of the cell G. major threat to health H. a lot of human deaths Which option is correct and why?
The correct answer is: mistake in the gene.
B
what are caverns formed from?
[ "storing water", "streams", "fossil fuels", "limestone", "streams.", "Rocks", "crust", "mines" ]
limestone
Answer the following multiple-choice question. Question: what are caverns formed from? Options: A. storing water B. streams C. fossil fuels D. limestone E. streams. F. Rocks G. crust H. mines Which option is correct and why?
The correct answer is: limestone.
D
Why are atoms of metals good conductors of electricity?
[ "give up electrons", "hold on to electrons", "break into smaller parts", "conserve heat" ]
give up electrons
Answer the following multiple-choice question. Question: Why are atoms of metals good conductors of electricity? Options: A. give up electrons B. hold on to electrons C. break into smaller parts D. conserve heat Which option is correct and why?
The correct answer is: give up electrons.
A
What (nh3) is one of the few thermodynamically stable binary compounds of nitrogen with a nonmetal?
[ "ammonia", "nitrous oxide", "acetic acid", "liquid nitrogen" ]
ammonia
Answer the following multiple-choice question. Question: What (nh3) is one of the few thermodynamically stable binary compounds of nitrogen with a nonmetal? Options: A. ammonia B. nitrous oxide C. acetic acid D. liquid nitrogen Which option is correct and why?
The correct answer is: ammonia.
A
what causes food to taste sweet?
[ "Enzymes", "corn", "cake", "Glucose", "salt", "stirring", "lipids", "honey" ]
honey
Answer the following multiple-choice question. Question: what causes food to taste sweet? Options: A. Enzymes B. corn C. cake D. Glucose E. salt F. stirring G. lipids H. honey Which option is correct and why?
The correct answer is: honey.
A
What is a shortage of water that causes the soil to dry from the surface down called?
[ "flood", "tidal wave", "overflowage", "drought" ]
drought
Answer the following multiple-choice question. Question: What is a shortage of water that causes the soil to dry from the surface down called? Options: A. flood B. tidal wave C. overflowage D. drought Which option is correct and why?
The correct answer is: drought.
D
Which types of compounds are more likely to burn easily?
[ "salty", "covalent", "hydroxyl", "chlorophyll" ]
covalent
Answer the following multiple-choice question. Question: Which types of compounds are more likely to burn easily? Options: A. salty B. covalent C. hydroxyl D. chlorophyll Which option is correct and why?
The correct answer is: covalent.
B
The vector sum of all the torques acting on an object is called what?
[ "homeostasis", "torque load", "net torque", "peak capacity" ]
net torque
Answer the following multiple-choice question. Question: The vector sum of all the torques acting on an object is called what? Options: A. homeostasis B. torque load C. net torque D. peak capacity Which option is correct and why?
The correct answer is: net torque.
C
What are encoded in DNA and called genetic traits?
[ "fur and fat", "humans", "mammals", "orchids", "Most plants", "colors", "phenotypes", "A Greek letter" ]
phenotypes
Answer the following multiple-choice question. Question: What are encoded in DNA and called genetic traits? Options: A. fur and fat B. humans C. mammals D. orchids E. Most plants F. colors G. phenotypes H. A Greek letter Which option is correct and why?
The correct answer is: phenotypes.
A
Soil erosion is a natural process, but what can increase it unnaturally?
[ "human activities", "human preservation", "animal activies", "volcanic eruption" ]
human activities
Answer the following multiple-choice question. Question: Soil erosion is a natural process, but what can increase it unnaturally? Options: A. human activities B. human preservation C. animal activies D. volcanic eruption Which option is correct and why?
The correct answer is: human activities.
A
What is it called when an animal divides into two parts?
[ "limb amputation", "The bending of a ray of light", "Veins and arteries.", "epidermis and dermis", "the body's largest organ", "Leptospirosis", "refraction of light", "asexual reproduction" ]
asexual reproduction
Answer the following multiple-choice question. Question: What is it called when an animal divides into two parts? Options: A. limb amputation B. The bending of a ray of light C. Veins and arteries. D. epidermis and dermis E. the body's largest organ F. Leptospirosis G. refraction of light H. asexual reproduction Which option is correct and why?
The correct answer is: asexual reproduction.
A
What allows soil to convert atmospheric nitrogen into a usable form by plants?
[ "hydrogen and oxygen", "diseased soil", "peachleaf willow", "bacteria-free soil", "healthier soil", "nutrients", "virus filled soil", "Cooking" ]
healthier soil
Answer the following multiple-choice question. Question: What allows soil to convert atmospheric nitrogen into a usable form by plants? Options: A. hydrogen and oxygen B. diseased soil C. peachleaf willow D. bacteria-free soil E. healthier soil F. nutrients G. virus filled soil H. Cooking Which option is correct and why?
The correct answer is: healthier soil.
E
A satellite may make a revolution when
[ "plans a long trip", "creates a new course", "takes off into space", "it travels around a thing" ]
it travels around a thing
Answer the following multiple-choice question. Question: A satellite may make a revolution when Options: A. plans a long trip B. creates a new course C. takes off into space D. it travels around a thing Which option is correct and why?
The correct answer is: it travels around a thing.
D
What do organisms cluster around in the ocean floor?
[ "kalenchoes", "ferns", "bacteria", "Chimneys", "an object", "alveoli", "graptolites", "allow growth" ]
Chimneys
Answer the following multiple-choice question. Question: What do organisms cluster around in the ocean floor? Options: A. kalenchoes B. ferns C. bacteria D. Chimneys E. an object F. alveoli G. graptolites H. allow growth Which option is correct and why?
The correct answer is: Chimneys.
D
The kayak’s motion in the water is an example of classical addition of what?
[ "momentum", "velocities", "force", "acceleration" ]
velocities
Answer the following multiple-choice question. Question: The kayak’s motion in the water is an example of classical addition of what? Options: A. momentum B. velocities C. force D. acceleration Which option is correct and why?
The correct answer is: velocities.
B
What are substances that provide hydrogen ions (h+) and lower ph?
[ "acids", "bases", "proteins", "nutrients" ]
acids
Answer the following multiple-choice question. Question: What are substances that provide hydrogen ions (h+) and lower ph? Options: A. acids B. bases C. proteins D. nutrients Which option is correct and why?
The correct answer is: acids.
A
The amount of energy needed to raise the temperature of one gram of liquid water by 1°c is also known as?
[ "specific heat", "mass", "Kelvin", "calorie" ]
specific heat
Answer the following multiple-choice question. Question: The amount of energy needed to raise the temperature of one gram of liquid water by 1°c is also known as? Options: A. specific heat B. mass C. Kelvin D. calorie Which option is correct and why?
The correct answer is: specific heat.
A
what causes an object to lose energy
[ "wind and erosion", "pressure differences.", "refract or absorb.", "heat is produced", "electron transport", "depress neuronal excitability", "degrees Celsius", "2 substances rubbing together" ]
2 substances rubbing together
Answer the following multiple-choice question. Question: what causes an object to lose energy Options: A. wind and erosion B. pressure differences. C. refract or absorb. D. heat is produced E. electron transport F. depress neuronal excitability G. degrees Celsius H. 2 substances rubbing together Which option is correct and why?
The correct answer is: 2 substances rubbing together.
A
what does insulin help take up from the blood?
[ "fat", "diabetes", "sugar", "Joules", "red blood cells", "plasma", "Energy.", "Energy" ]
sugar
Answer the following multiple-choice question. Question: what does insulin help take up from the blood? Options: A. fat B. diabetes C. sugar D. Joules E. red blood cells F. plasma G. Energy. H. Energy Which option is correct and why?
The correct answer is: sugar.
C
When naming this type of ion the ending of the element’s name is dropped and replaced with the – ide suffix?
[ "cations", "oxides", "amines", "anions" ]
anions
Answer the following multiple-choice question. Question: When naming this type of ion the ending of the element’s name is dropped and replaced with the – ide suffix? Options: A. cations B. oxides C. amines D. anions Which option is correct and why?
The correct answer is: anions.
D
Runoff is likely to cause more what if the land is bare?
[ "weathering", "abrasion", "erosion", "sediment" ]
erosion
Answer the following multiple-choice question. Question: Runoff is likely to cause more what if the land is bare? Options: A. weathering B. abrasion C. erosion D. sediment Which option is correct and why?
The correct answer is: erosion.
C
Freezing causes what?
[ "Heat energy", "ice to form from water", "Physical weathering", "clear roads", "Plant growth is reduced", "picnic weather", "exposure to cold", "tropical storms" ]
ice to form from water
Answer the following multiple-choice question. Question: Freezing causes what? Options: A. Heat energy B. ice to form from water C. Physical weathering D. clear roads E. Plant growth is reduced F. picnic weather G. exposure to cold H. tropical storms Which option is correct and why?
The correct answer is: ice to form from water.
B
What can alkenes and alkynes be reduced with to form alkanes?
[ "hydrogen gas", "enzymes", "acids", "oxygen" ]
hydrogen gas
Answer the following multiple-choice question. Question: What can alkenes and alkynes be reduced with to form alkanes? Options: A. hydrogen gas B. enzymes C. acids D. oxygen Which option is correct and why?
The correct answer is: hydrogen gas.
A
Putting a cardboard box in a bin instead of the trash can
[ "conserve energy for later", "save wild animal species", "keep it from the trash", "reduce the height of landfills" ]
reduce the height of landfills
Answer the following multiple-choice question. Question: Putting a cardboard box in a bin instead of the trash can Options: A. conserve energy for later B. save wild animal species C. keep it from the trash D. reduce the height of landfills Which option is correct and why?
The correct answer is: reduce the height of landfills.
D
What is sulfur trioxide dissolved in to form sulfuric acid?
[ "mercury", "silver", "lead", "water" ]
water
Answer the following multiple-choice question. Question: What is sulfur trioxide dissolved in to form sulfuric acid? Options: A. mercury B. silver C. lead D. water Which option is correct and why?
The correct answer is: water.
D
A voltage source and a conductor are common to all what?
[ "thermometers", "magnets", "cooling circuits", "electric circuits" ]
electric circuits
Answer the following multiple-choice question. Question: A voltage source and a conductor are common to all what? Options: A. thermometers B. magnets C. cooling circuits D. electric circuits Which option is correct and why?
The correct answer is: electric circuits.
D
Atoms of one element can be transformed into another through which process?
[ "longer reactions", "nuclear reactions", "magnetic reactions", "developed reactions" ]
nuclear reactions
Answer the following multiple-choice question. Question: Atoms of one element can be transformed into another through which process? Options: A. longer reactions B. nuclear reactions C. magnetic reactions D. developed reactions Which option is correct and why?
The correct answer is: nuclear reactions.
B
What has a primary and a secondary meristem?
[ "ferns", "bushes", "trees", "plants", "rocks", "bamboo", "bacteria", "humans" ]
trees
Answer the following multiple-choice question. Question: What has a primary and a secondary meristem? Options: A. ferns B. bushes C. trees D. plants E. rocks F. bamboo G. bacteria H. humans Which option is correct and why?
The correct answer is: trees.
C
what does extreme heat and pressure change rock into?
[ "soils", "calcite", "vapor", "weathering", "complex", "h2o", "slate", "cracks" ]
slate
Answer the following multiple-choice question. Question: what does extreme heat and pressure change rock into? Options: A. soils B. calcite C. vapor D. weathering E. complex F. h2o G. slate H. cracks Which option is correct and why?
The correct answer is: slate.
A
What can negatively impact animal survival?
[ "Smoking", "Pesticides", "Abundance of food", "Hibernation", "Lack of predators", "disease", "Drought", "steroids" ]
Drought
Answer the following multiple-choice question. Question: What can negatively impact animal survival? Options: A. Smoking B. Pesticides C. Abundance of food D. Hibernation E. Lack of predators F. disease G. Drought H. steroids Which option is correct and why?
The correct answer is: Drought.
A
Adult urochordates are _-shaped.
[ "Length", "a prism", "fossils", "grow", "barrel", "fertile", "Grow well", "revolving" ]
barrel
Answer the following multiple-choice question. Question: Adult urochordates are _-shaped. Options: A. Length B. a prism C. fossils D. grow E. barrel F. fertile G. Grow well H. revolving Which option is correct and why?
The correct answer is: barrel.
E
How many protons do all atoms of a particular element have in their nuclei?
[ "varying number", "same number", "three", "zero" ]
same number
Answer the following multiple-choice question. Question: How many protons do all atoms of a particular element have in their nuclei? Options: A. varying number B. same number C. three D. zero Which option is correct and why?
The correct answer is: same number.
B
Which likely is using its circulatory system?
[ "a tree standing in the woods", "a horse after a race", "a car during an auto meet", "a rock down to the molecular level" ]
a horse after a race
Answer the following multiple-choice question. Question: Which likely is using its circulatory system? Options: A. a tree standing in the woods B. a horse after a race C. a car during an auto meet D. a rock down to the molecular level Which option is correct and why?
The correct answer is: a horse after a race.
B
"endocrine" and "exocrine" are two types of what?
[ "cells", "organs", "glands", "fluids" ]
glands
Answer the following multiple-choice question. Question: "endocrine" and "exocrine" are two types of what? Options: A. cells B. organs C. glands D. fluids Which option is correct and why?
The correct answer is: glands.
C
What do we call the amount of time a substance is stored in a reservoir?
[ "presence time", "latency", "residence time", "storage time" ]
residence time
Answer the following multiple-choice question. Question: What do we call the amount of time a substance is stored in a reservoir? Options: A. presence time B. latency C. residence time D. storage time Which option is correct and why?
The correct answer is: residence time.
C
In the lens makers' equation, diverging lenses and virtual images are associated with what kinds of numbers?
[ "variable numbers", "negative numbers", "fractional numbers", "positive numbers" ]
negative numbers
Answer the following multiple-choice question. Question: In the lens makers' equation, diverging lenses and virtual images are associated with what kinds of numbers? Options: A. variable numbers B. negative numbers C. fractional numbers D. positive numbers Which option is correct and why?
The correct answer is: negative numbers.
B
What kind of ph would you find in water from bogs?
[ "regular ph", "higher ph", "normal ph", "lower ph" ]
lower ph
Answer the following multiple-choice question. Question: What kind of ph would you find in water from bogs? Options: A. regular ph B. higher ph C. normal ph D. lower ph Which option is correct and why?
The correct answer is: lower ph.
D
Endocrine hormones travel through the what in something that runs like water?
[ "body", "muscle", "state", "a path", "ligt", "a fish", "liquid", "CO 2" ]
body
Answer the following multiple-choice question. Question: Endocrine hormones travel through the what in something that runs like water? Options: A. body B. muscle C. state D. a path E. ligt F. a fish G. liquid H. CO 2 Which option is correct and why?
The correct answer is: body.
A
What is the term for a mountain-building event?
[ "orogeny", "glaciation", "erosion", "volcanism" ]
orogeny
Answer the following multiple-choice question. Question: What is the term for a mountain-building event? Options: A. orogeny B. glaciation C. erosion D. volcanism Which option is correct and why?
The correct answer is: orogeny.
A
What is made by DNA and helps in assembling?
[ "p53", "oxygen", "RNA", "two", "haploid", "gene", "DNA", "diploid" ]
RNA
Answer the following multiple-choice question. Question: What is made by DNA and helps in assembling? Options: A. p53 B. oxygen C. RNA D. two E. haploid F. gene G. DNA H. diploid Which option is correct and why?
The correct answer is: RNA.
C
What creates compost?
[ "green manures", "eukyarotes", "haploid plants", "Most plants", "chemical reaction", "peachleaf willow", "some invertebrates", "Decomposition" ]
Decomposition
Answer the following multiple-choice question. Question: What creates compost? Options: A. green manures B. eukyarotes C. haploid plants D. Most plants E. chemical reaction F. peachleaf willow G. some invertebrates H. Decomposition Which option is correct and why?
The correct answer is: Decomposition.
A
Because of the wave character of matter, the idea of well-defined orbits gives way to a model in which there is a cloud of what?
[ "chaos", "probability", "mutation", "particles" ]
probability
Answer the following multiple-choice question. Question: Because of the wave character of matter, the idea of well-defined orbits gives way to a model in which there is a cloud of what? Options: A. chaos B. probability C. mutation D. particles Which option is correct and why?
The correct answer is: probability.
B
Land plants are classified into two major groups according to the absence or presence of what tissue?
[ "root", "disease", "vascular", "bacterial" ]
vascular
Answer the following multiple-choice question. Question: Land plants are classified into two major groups according to the absence or presence of what tissue? Options: A. root B. disease C. vascular D. bacterial Which option is correct and why?
The correct answer is: vascular.
C
Competition may cause animals to fight towards members in the same what?
[ "bloodline", "existence", "biome", "planet", "clams", "Mammal", "abalone", "genus" ]
genus
Answer the following multiple-choice question. Question: Competition may cause animals to fight towards members in the same what? Options: A. bloodline B. existence C. biome D. planet E. clams F. Mammal G. abalone H. genus Which option is correct and why?
The correct answer is: genus.
A
What was formed by rock folding?
[ "Something located on the Sun", "marshes, bogs, and swamps", "Something located on the border of Tibet and Burma", "Something located on Venus", "Something caused by pressure differences", "Something that take eight minutes to travel to the Earth", "Something located in the Pacific Ocean", "soil loss through hurricanes" ]
Something located on the border of Tibet and Burma
Answer the following multiple-choice question. Question: What was formed by rock folding? Options: A. Something located on the Sun B. marshes, bogs, and swamps C. Something located on the border of Tibet and Burma D. Something located on Venus E. Something caused by pressure differences F. Something that take eight minutes to travel to the Earth G. Something located in the Pacific Ocean H. soil loss through hurricanes Which option is correct and why?
The correct answer is: Something located on the border of Tibet and Burma.
C
Bones are part of which body system?
[ "muscular system", "hard system", "circulation system", "skeletal system" ]
skeletal system
Answer the following multiple-choice question. Question: Bones are part of which body system? Options: A. muscular system B. hard system C. circulation system D. skeletal system Which option is correct and why?
The correct answer is: skeletal system.
D
Einstein’s equation helps scientists understand what happens in nuclear reactions and why they produce so much what?
[ "hydrogen", "light", "energy", "food" ]
energy
Answer the following multiple-choice question. Question: Einstein’s equation helps scientists understand what happens in nuclear reactions and why they produce so much what? Options: A. hydrogen B. light C. energy D. food Which option is correct and why?
The correct answer is: energy.
C
How many times does an equinox occur in the first half of the year
[ "three times", "once", "twice", "four times" ]
once
Answer the following multiple-choice question. Question: How many times does an equinox occur in the first half of the year Options: A. three times B. once C. twice D. four times Which option is correct and why?
The correct answer is: once.
B
what does a ship move people across?
[ "oceans", "Euphrates", "habitat", "streams", "tuna", "skies", "escalators", "roads" ]
oceans
Answer the following multiple-choice question. Question: what does a ship move people across? Options: A. oceans B. Euphrates C. habitat D. streams E. tuna F. skies G. escalators H. roads Which option is correct and why?
The correct answer is: oceans.
A
Red litmus paper turns what color when placed in a basic solution?
[ "orange", "pink", "white", "blue" ]
blue
Answer the following multiple-choice question. Question: Red litmus paper turns what color when placed in a basic solution? Options: A. orange B. pink C. white D. blue Which option is correct and why?
The correct answer is: blue.
D
What is the product of microfilament movement powered by chemical energy?
[ "nerve stimulation", "muscle contraction", "blood circulation", "muscle fusion" ]
muscle contraction
Answer the following multiple-choice question. Question: What is the product of microfilament movement powered by chemical energy? Options: A. nerve stimulation B. muscle contraction C. blood circulation D. muscle fusion Which option is correct and why?
The correct answer is: muscle contraction.
B
Muscles and skin are examples of what, consisting of specialized cells?
[ "layers", "ligaments", "molecules", "tissues" ]
tissues
Answer the following multiple-choice question. Question: Muscles and skin are examples of what, consisting of specialized cells? Options: A. layers B. ligaments C. molecules D. tissues Which option is correct and why?
The correct answer is: tissues.
D
If a warmth is relocated from one thing to another, and one of the things is the producer of the heat, the source is the most likely to be
[ "a stone", "a vent", "the moon", "the sun" ]
the sun
Answer the following multiple-choice question. Question: If a warmth is relocated from one thing to another, and one of the things is the producer of the heat, the source is the most likely to be Options: A. a stone B. a vent C. the moon D. the sun Which option is correct and why?
The correct answer is: the sun.
D
A fish's stream-lined body that reduces water resistance is an example of what kind of response to an aquatic lifestyle?
[ "retraction", "evolution", "natural selection", "adaptation" ]
adaptation
Answer the following multiple-choice question. Question: A fish's stream-lined body that reduces water resistance is an example of what kind of response to an aquatic lifestyle? Options: A. retraction B. evolution C. natural selection D. adaptation Which option is correct and why?
The correct answer is: adaptation.
D
What is likely to happen to a parasite if it kills its host?
[ "it adapts", "it mutates", "it dies", "it thrives" ]
it dies
Answer the following multiple-choice question. Question: What is likely to happen to a parasite if it kills its host? Options: A. it adapts B. it mutates C. it dies D. it thrives Which option is correct and why?
The correct answer is: it dies.
C
In the humid subtropical climate, summers are ____ but winters are very cold.
[ "windy", "dry", "long", "wet" ]
wet
Answer the following multiple-choice question. Question: In the humid subtropical climate, summers are ____ but winters are very cold. Options: A. windy B. dry C. long D. wet Which option is correct and why?
The correct answer is: wet.
D