source
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OpenBookQA
OpenBookQA-2001
A cloud gets fat and heavy and dark. The sky gets darker. The next step to expect is
[ "ice", "precipitation", "sunshine", "flowers" ]
B
water vapor condensing in clouds causes rain
OpenBookQA
OpenBookQA-2002
How long might a bear likely to remain its den without eating, drinking, or excreting after November?
[ "The first few weeks of December", "Until it hears the call of the wild", "For around twenty weeks", "until hunters kill it for its pelt" ]
C
hibernation is used for conserving resources by some animals
OpenBookQA
OpenBookQA-2003
An amoeba is a unique individual that
[ "makes friends", "has multiple uses", "works together", "exists solitary" ]
D
a single-cell organism can survive without the help of other cells
OpenBookQA
OpenBookQA-2004
Compost, small rocks, and organic material make up
[ "air", "stone", "land", "water" ]
C
a plant requires soil for to grow
OpenBookQA
OpenBookQA-2005
Rain and what cause erosion?
[ "wind vanes", "sunlight", "concrete", "drafts" ]
D
wind and rain cause erosion
OpenBookQA
OpenBookQA-2006
A cow eats some hay, an apple and a piece of bread. In its tummy
[ "the food rots", "the food dissolves", "the food melts", "the food grows" ]
B
the digestive system breaks food into nutrients for the body
OpenBookQA
OpenBookQA-2007
the Earth rotating on its axis causes the sun to appear to move across the sky during what?
[ "dark hours", "sunlight deficient", "night", "waking hours" ]
D
the Earth rotating on its axis causes the sun to appear to move across the sky during the day
OpenBookQA
OpenBookQA-2008
In the photosynthesis process what has the role of raw material?
[ "water", "CO2", "wind", "dirt" ]
B
In the photosynthesis process carbon dioxide has the role of raw material
OpenBookQA
OpenBookQA-2009
A mouse is made up of
[ "straw", "organic material", "dairy", "buttons" ]
B
an organism is a source of organic material
OpenBookQA
OpenBookQA-2010
Cameras reflect
[ "a persona", "good decisions", "UV rays", "the stars" ]
C
tinted lenses reflect ultraviolet rays
OpenBookQA
OpenBookQA-2011
A cat is shown that food is placed on a high surface. The cat needs to eat the food to live, so the cat
[ "learns to wear clothes", "learns to eat bees", "learns to jump higher", "learns to cook food" ]
C
adaptation is when an organism develops a trait over time for survival
OpenBookQA
OpenBookQA-2012
Plants can use what as a pollinator?
[ "bees wax", "small extinct birds", "rhinos", "windy air" ]
D
pollination is when wind carry pollen from one flower to another flower
OpenBookQA
OpenBookQA-2013
The national symbol for the US would most likely eat
[ "roaches", "birds", "mosquitoes", "salmon" ]
D
eagles eat fish
OpenBookQA
OpenBookQA-2014
What is used to catch prey by some birds?
[ "a bill", "fire", "nets", "cups" ]
A
a beak is used for catching prey by some birds
OpenBookQA
OpenBookQA-2015
If you build it they will come also works for aquatic animals, as when there is more water:
[ "there are less aquatic animals", "they increase with human intervention", "their numbers will increase", "they will remain stagnant" ]
C
as water increases in an environment , the population of aquatic animals will increase
OpenBookQA
OpenBookQA-2016
If a plot of land a thousand miles wide has water, food, shelter, clean air and a good climate, then
[ "organisms will struggle with it", "organisms will populate it", "organisms will die off", "organisms will avoid it" ]
B
as available resources increases , the population of an organism that uses those resources will increase
OpenBookQA
OpenBookQA-2017
What would a fly find most compelling?
[ "a science fiction movie starring the actor Jeff Goldblum", "a toilet seat scrubbed with baking soda and vinegar", "a saline solution for contact lenses", "a steak forgotten on a counter for an entire day" ]
D
the smell of rotting meat attracts flies
OpenBookQA
OpenBookQA-2018
With a ruler I can measure
[ "feelings", "love", "air", "a phone" ]
D
a ruler is used for measuring the length of an object
OpenBookQA
OpenBookQA-2019
The four stages of the water cycle are evaporation, condensation, precipitation, and collection. What happens after the last step of this cycle, and all cycles?
[ "explosion", "a new step", "it repeats", "it ends" ]
C
a cycle happens repeatedly
OpenBookQA
OpenBookQA-2020
A light is turned on and the circuit is closed so
[ "the house is old", "the connections get warm", "the light is off", "the light is broken" ]
B
electrical current running through a wire causes that wire to heat up
OpenBookQA
OpenBookQA-2021
An industry that create a lot of waste is:
[ "Solar Power Companies", "Recycling companies", "water production companies", "Cleaning Companies" ]
D
processes sometimes produce waste products
OpenBookQA
OpenBookQA-2022
A bird can be saved in a harsh winter if it is driven to locate a
[ "long metal rod", "small tiger sanctuary", "stocked provisions", "easy dial phone" ]
C
feeders attract animals to a location
OpenBookQA
OpenBookQA-2023
Humming birds may help the growth of
[ "cars", "buildings", "ants", "tulips" ]
D
An example of seed dispersal is animals eating seeds
OpenBookQA
OpenBookQA-2024
If an electric circuit has six paths and another electric circuit has one path, the six path circuit is
[ "really broken", "singular", "equidistant", "slowly burning" ]
C
if electricity flows along more than one pathway then the circuit is parallel
OpenBookQA
OpenBookQA-2025
A coral plant will thrive in
[ "depths", "jungles", "arctic", "shallows" ]
D
usually coral lives in warm water
OpenBookQA
OpenBookQA-2026
On a cloudy day
[ "the rain is invisible", "the clouds are gone", "the sky is more blue", "the sun is less visible" ]
D
cloudy means the presence of clouds in the sky
OpenBookQA
OpenBookQA-2027
Amphibians such as frogs start their lives in eggs in
[ "the pond out front", "in a camp fire", "in the turn of the air", "dark under belly of grass" ]
A
amphibians hatch from eggs
OpenBookQA
OpenBookQA-2028
Toasting already-baked bread requires using
[ "unprocessed gluten mix", "a thermal conductor", "a snowboard", "an energetic stream" ]
B
a thermal energy conductor transfers heat from hotter objects to cooler objects
OpenBookQA
OpenBookQA-2029
A person can be punched in the chest without the heart stopping because
[ "muscles crumple", "ribs guard it", "hearts are stone", "hearts are hollow" ]
B
the skeletal system protects internal organs
OpenBookQA
OpenBookQA-2030
You can recharge your iPhone by using
[ "ice cubes", "money", "wind", "frozen apple farts" ]
C
wind is a source of energy
OpenBookQA
OpenBookQA-2031
An early example of harnessing wind power would be
[ "unicorns", "santas flying reindeer", "trumps windy speeches", "cloth on masts" ]
D
wind is a source of energy
OpenBookQA
OpenBookQA-2032
The sun setting occurs
[ "30 days in January", "28 days in February", "every other day in April", "every third day in May" ]
B
the sun setting occurs once per day
OpenBookQA
OpenBookQA-2033
A plant needs to use the roots of itself to move essential things
[ "to the dirt", "to the sky", "to the plasma", "to the buds" ]
D
roots are a vehicle for absorbing water and nutrients from soil into the plant
OpenBookQA
OpenBookQA-2034
How can you get your hands on white blood cells?
[ "paint a fence", "join a gang", "tour a jail", "pop a pustule" ]
D
white blood cell destroys pathogens in the body
OpenBookQA
OpenBookQA-2035
A person stuck alone in the woods could keep themselves a bit more protected by building a
[ "cage", "clock", "tepee", "religion" ]
C
shelter can protect humans from weather
OpenBookQA
OpenBookQA-2036
Dolphins use echolocation to hunt for
[ "santa claus", "school children", "tasty morsels", "direction in life" ]
C
hunting requires sensing prey
OpenBookQA
OpenBookQA-2037
A ball is tossed to a person who misses it and is unable to catch it so
[ "it groans", "it falls", "it runs", "it floats" ]
B
dropping something causes that something to fall
OpenBookQA
OpenBookQA-2038
New hydro-electric vehicles will result in gas stations
[ "eventually earning a lot of money", "being blown up by the governor of California", "eventually losing a lot of money", "reporting record third quarter growth" ]
C
as the use of alternative fuels increases , the use of gasoline will decrease
OpenBookQA
OpenBookQA-2039
Which of these is a learned characteristic?
[ "long hair", "a big nose", "doing laundry", "blue eyes" ]
C
doing chores is a learned characteristic
OpenBookQA
OpenBookQA-2040
the decrease of something required by an organism has a negative impact on that organism 's what?
[ "soil", "being", "survival knife", "wood" ]
B
the decrease of something required by an organism has a negative impact on that organism 's survival
OpenBookQA
OpenBookQA-2041
Photosynthesis features
[ "single celled organisms", "humans", "cats", "fish" ]
A
a leaf performs photosynthesis
OpenBookQA
OpenBookQA-2042
When a lake receives too much rain it will
[ "swell beyond it's banks", "reverse direction of flow", "lower it's water level", "dry up all together" ]
A
when a body of water receives more water than it can hold , a flood occurs
OpenBookQA
OpenBookQA-2043
Solar energy called sunlight originates from
[ "jupiter", "center of universe", "our celestial star", "deep space" ]
C
the sun is the source of solar energy called sunlight
OpenBookQA
OpenBookQA-2044
Which ingredient may cause chemical change?
[ "almonds", "milk", "citrus juice", "olive oil" ]
C
acid can cause chemical change
OpenBookQA
OpenBookQA-2045
matter is made of what?
[ "united atoms", "sound", "feelings", "bonds of friendship" ]
A
matter is made of molecules
OpenBookQA
OpenBookQA-2046
What does a hand dryer produce?
[ "growth", "money", "carbs", "hotness" ]
D
a hand dryer produces heat
OpenBookQA
OpenBookQA-2047
Depressions in building materials that fill with frozen water will
[ "decompose", "collapse", "contract", "expand" ]
D
when water freezes , that water expands
OpenBookQA
OpenBookQA-2048
Liz's 72 Mustang stopped on the highway because it had run out of fuel. What does she need?
[ "an available electrical outlet", "A product derived from oil", "a clean solar panel", "a new set of spark plugs" ]
B
oil is a source of gasoline
OpenBookQA
OpenBookQA-2049
A highly polished surface will
[ "absorb light energy", "redirect light energy", "attract shadows", "shatter" ]
B
shiny things reflect light
OpenBookQA
OpenBookQA-2050
A skunk produces a bad what?
[ "food", "reek", "computer", "title" ]
B
a skunk produces a bad odor
OpenBookQA
OpenBookQA-2051
Which would directly follow the appearance of grey clouds?
[ "UFOs", "planes", "sleet", "tsunami" ]
C
grey clouds are a source of precipitation
OpenBookQA
OpenBookQA-2052
A piglet was accidentally stepped on. In order to heal up, the piglet is offered
[ "a new toy", "a pet puppy", "slop", "a warm bath" ]
C
an animal requires nutrients to grow and heal
OpenBookQA
OpenBookQA-2053
A moth that experiences a metamorphosis will change
[ "sex", "shape", "species", "religion" ]
B
a moth undergoes metamorphosis
OpenBookQA
OpenBookQA-2054
A particular bird has very bright multi-colored feathers. This could help them
[ "find the mother of its future children", "attract a plane to rescue them", "find a good source of food", "become famous in movies" ]
A
coloration is used to find a mate by some animals
OpenBookQA
OpenBookQA-2055
A rabbit might die if
[ "it has insufficient money to buy food", "all the greenery was burned in a fire", "all of the rabbit's prey has disappeared", "all the other rabbits shun it" ]
B
an animal requires enough nutrients to survive
OpenBookQA
OpenBookQA-2056
Which is the least massive?
[ "the Earth", "the moon", "the sun", "the solar system" ]
B
the earth has more mass than the moon
OpenBookQA
OpenBookQA-2057
Which of these is a side effect of vegetable farming?
[ "clowns", "happy dogs", "fertilizer sickness", "cats" ]
C
runoff contains fertilizer from cropland
OpenBookQA
OpenBookQA-2058
Heat causes
[ "water to turn to vapor in a process called condensation", "water to melt in a process called condensation", "water to turn to vapor in a process called evaporation", "water to melt in a process called abomination" ]
C
evaporation is when water is drawn back up into the air in the water cycle
OpenBookQA
OpenBookQA-2059
Which is likely to be seen at the zoo?
[ "a polar bear in the jungle habitat", "a zebra in the arctic zone", "an alligator in the petting zoo", "a snake under a hot lamp" ]
D
some animals live in zoo exhibits
OpenBookQA
OpenBookQA-2060
A successful combination of things is
[ "tomatoes and peppers", "nylon and carpet", "milk and honey", "sand and socks" ]
C
An example of combining two substances is pouring one substance into the other substance
OpenBookQA
OpenBookQA-2061
In NYC, what would you expect during December?
[ "less day light", "less rain", "less weather", "less moonlight" ]
A
when the season changes , the amount of daylight will change
OpenBookQA
OpenBookQA-2062
Where would a river flow downwards?
[ "at the zoo", "on the mountainside", "on the prairie", "on flat land" ]
B
the slope of the land causes a river to flow in a particular direction
OpenBookQA
OpenBookQA-2063
A deer, shark, human and rose share which common activity?
[ "eating cheese", "marrying", "defecating", "building ships" ]
C
all living things eliminate waste
OpenBookQA
OpenBookQA-2064
Which process does the slate that comes from shale come from?
[ "height", "compression", "gravity", "steel" ]
B
shale can be metamorphosed into slate by increased pressure
OpenBookQA
OpenBookQA-2065
Where would the environment be driest?
[ "the arctic tundra", "the Gobi Desert", "the Salton Sea", "the rain forest" ]
B
a desert environment is dry
OpenBookQA
OpenBookQA-2066
A hard wind blowing at the back of a bike that is being peddled forward will
[ "make it stop", "speed it up", "slow it down", "blow it up" ]
B
force causes the speed of an object to increase
OpenBookQA
OpenBookQA-2067
A pot of water is ready to cook noodles when it is boiling, as noted by
[ "salty taste", "water smell", "bubble production", "cool water" ]
C
boiling is when liquids are heated above their boiling point
OpenBookQA
OpenBookQA-2068
Which would reach the other side of a room the fastest?
[ "the world's fastest bird", "the world's fastest sprinter", "the light from a flashlight", "an extremely loud audio signal" ]
C
a flashlight emits light
OpenBookQA
OpenBookQA-2069
Long decayed plant life would most likely fuel our
[ "nuclear power plants", "dogs", "motorcycles", "bodies" ]
C
forming fossil fuels requires decaying vegetation
OpenBookQA
OpenBookQA-2070
A lily wants to spread its genetic material around and so relies upon
[ "beads", "assistance", "shopping", "patients" ]
B
seed production requires pollination
OpenBookQA
OpenBookQA-2071
When a dog adjusts its temperature
[ "it pants", "it finds water", "it sweats", "it shirts" ]
A
panting is when an animal hangs its tongue out of its mouth to adjust to hot temperatures
OpenBookQA
OpenBookQA-2072
A person wants to use a raw material to make a toy, so they use
[ "bronze", "plastic", "denim", "logs" ]
D
if something is a raw material then that something comes directly from a source
OpenBookQA
OpenBookQA-2073
A thing may be changed on a chemical level after
[ "putting it in a tree", "making it pay rent", "setting it on fire", "looking at it through a mirror" ]
C
chemical reactions cause chemical change
OpenBookQA
OpenBookQA-2074
A person wants to play a song out yet lacks an instrument, so they can
[ "think about a piano", "hold a paper towel tube", "flick a taut rubber band", "look at a table" ]
C
An example of playing a musical instrument is hitting the keys of a piano
OpenBookQA
OpenBookQA-2075
A laser produces a light source, which may be useful in
[ "cleaning a glass", "juggling stones", "playing with felines", "doing the dishes" ]
C
a laser is used for producing light
OpenBookQA
OpenBookQA-2076
A person has a hot dish from the oven that they have left on the counter. After a few minutes, they place that dish into a sink full of cold water. The dish
[ "warms", "freezes", "dies", "chills" ]
D
if a hot object is touches a cold substance then that substance will likely cool
OpenBookQA
OpenBookQA-2077
A large source of heat can be seen in the
[ "sky", "cave", "ocean", "tree trunk" ]
A
the sun is a source of heat called sunlight
OpenBookQA
OpenBookQA-2078
Which of the following can die if it gets too cold?
[ "iced coffee", "snow", "bears", "Pluto" ]
C
if a living thing becomes too cold then that living thing will die
OpenBookQA
OpenBookQA-2079
A person needing to use a renewable resource would consider all with the exception of
[ "solar energy", "water source", "hydrocarbon gas mixture", "wind power" ]
C
natural gas is a nonrenewable resource
OpenBookQA
OpenBookQA-2080
A cloud could form in a home if the conditions were right and steam could
[ "gather", "file", "burn", "stem" ]
A
clouds are formed by water vapor rising and condensing
OpenBookQA
OpenBookQA-2081
A person feeds their cows corn. They grow an acre of corn each year for the herd. They add another thirty cows to their herd, so they
[ "burn the corn", "grow less corn", "plant several acres", "remove some cows" ]
C
as the use of a crop increases , the amount of crops planted will increase
OpenBookQA
OpenBookQA-2082
Which object would be best at heating up in the sunlight?
[ "a clear solar panel", "a black solar panel", "a white solar panel", "an invisible solar panel" ]
B
absorbing sunlight causes objects to heat
OpenBookQA
OpenBookQA-2083
John's shadow looks like it's directly underneath him. What time is it?
[ "9am", "12pm", "12am", "2pm" ]
B
the sun is located directly overhead at noon
OpenBookQA
OpenBookQA-2084
A viscous liquid found underground can be made to create something that
[ "feeds your dog", "foretells the future", "tastes like milk", "makes cars move" ]
D
oil is a source of gasoline
OpenBookQA
OpenBookQA-2085
A parent may genetically share with a child of their own conception
[ "many freckles", "new songs", "big pizzas", "silly faces" ]
A
reproduction is when an organism passes genetic information from itself to its offspring
OpenBookQA
OpenBookQA-2086
Which of the following is likely to eat berries?
[ "a sparrow", "a lobster", "a tiger", "a walrus" ]
A
birds sometimes eat berries
OpenBookQA
OpenBookQA-2087
Chloroplasts need to be collected, so scientists gather up
[ "carnations", "sparrows", "stones", "feathers" ]
A
a plant cell contains chloroplasts
OpenBookQA
OpenBookQA-2088
As rabbits in a county die off, foxes will
[ "live longer", "boom in population", "do the same", "eat trees" ]
C
as population of prey decreases , the population of predators will decrease
OpenBookQA
OpenBookQA-2089
At 30 degress fahrenheit, water is
[ "hot", "solid", "quenching", "gaseous" ]
B
freezing point means temperature at which a liquid freezes
OpenBookQA
OpenBookQA-2090
Rocks folded over and over which developed
[ "tall areas", "wet rivers", "large trees", "grassy yards" ]
A
the Himalayas were formed by rock folding
OpenBookQA
OpenBookQA-2091
Glass can become a liquid if
[ "it is baked", "it is frozen", "it is dampened", "it is dyed" ]
A
melting point means temperature above which a solid melts
OpenBookQA
OpenBookQA-2092
Overeating
[ "causes massive weight loss", "causes the number on the scale to go up", "boosts the immune system", "causes the number on the scale to go down" ]
B
as the amount of food an animal eats increases , the weight of that animal will increase
OpenBookQA
OpenBookQA-2093
A person approaching a dog from across a street can note that the dog
[ "looks tiny when nearer", "is minuscule in person", "looks more sizable after approaching", "looks smaller up close" ]
C
if an object is close then that object will appear large
OpenBookQA
OpenBookQA-2094
A storm ravages a town for a week straight, complete with deluges of rain. If someone in that town needs a source of water, it is
[ "everywhere", "missing", "in short supply", "rare" ]
A
as the amount of rainfall increases in an area , the amount of available water in that area will increase
OpenBookQA
OpenBookQA-2095
A change on our planet could be
[ "cats eating mice", "forests becoming lakes", "clouds raining", "deer running" ]
B
An example of a change in the Earth is an ocean becoming a wooded area
OpenBookQA
OpenBookQA-2096
An iris may have trouble thriving in an arid location, or even in a frozen location, because it needs
[ "to be dried and preserved", "a certain climate to boom", "a bucket of ice water", "to be buried in snow" ]
B
a plant requires a specific climate to grow and survive
OpenBookQA
OpenBookQA-2097
A bee will be able to make a hive of golden liquid if they have access to
[ "tumbleweeds", "plastic flowers", "products of flowers", "painted colors" ]
C
bees convert nectar into honey
OpenBookQA
OpenBookQA-2098
What would be a source of the smoothest rocks?
[ "a riverbank", "the cliffs", "the desert", "the mountains" ]
A
contact between rocks over long periods of time causes rocks to smooth
OpenBookQA
OpenBookQA-2099
A guy can hit another person if he
[ "drops a rock", "lifts a dog", "picks up shoes", "sings a song" ]
A
An example of hitting something is dropping an object onto that something
OpenBookQA
OpenBookQA-2100
The earth makes its way around the sun. Because of the constant rotation, the appearance of these is unlikely to be regular.
[ "the moon", "the oceans", "celestial bodies", "the sun" ]
C
the Earth revolving around the sun causes stars to appear in different areas in the sky at different times of year