A student states the weather is the same as the climate. Which response best tells the student the difference between weather and climate?
A. Weather is about the wind and the rain, but climate is about the clouds.
B. Weather is the conditions in one day, but climate is the conditions over a long time.
C. Weather is measured with tools like thermometers, but climate is measured with tools like forecasts.
D. Weather is recorded on charts, but climate is recorded on world maps.
What is B: Weather is the conditions in one day, but climate is the conditions over a long time. ?
100
Which group will carnivores feed upon?
A. fungi
B. bacteria
C. consumers
D. producers
What is C. consumers ?
100
Which characteristic do all reptiles share?
A. They swim.
B. They eat worms.
C. They have scaly skin.
What is C. They have scaly skin.?
100
On which surface will a toy truck travel the fastest?
A. a track sloping upward
B. a track that is completely flat
C. a track sloping gently downward
D. a track sloping steeply downward
What is D. a track sloping steeply downward?
100
Water is boiled and turns to vapor. The vapor is cooled and changes back into water. Which best describes what has occurred?
A. a physical change, because the matter changed its state
B. a chemical change, because the matter changed its state
C. a physical change, because a new substance was formed
D. a chemical change, because a new substance was formed
What is A. a physical change, because the matter changed its state?
200
Which best describes how changes in air pressure can affect the development of a hurricane?
A. Cooling ocean water causes air pressure to drop. This causes high winds and rain to develop, which may become a hurricane.
B. Cooling ocean water causes air pressure to rise. This causes light winds and snow to develop, which may become a hurricane.
C. Warming ocean water causes air pressure to rise. This causes light winds and sleet to develop, which may become a hurricane.
D. Warming ocean water causes air pressure to drop. This causes high winds and thunderstorms to develop, which may become a hurricane.
What is D. Warming ocean water causes air pressure to drop. This causes high winds and thunderstorms to develop, which may become a hurricane.?
200
Which would be most harmful to sea plants living near the surface of the ocean?
A. limited sunlight
B. increased sunlight
C. more carnivores moving into the area
What is A. limited sunlight?
200
Which of these behaviors did a bear most likely learn from living in its environment?
A. drinking water
B. eating fish
C. opening garbage can lids
D. protecting its young
What is C. opening garbage can lids?
200
Joey is studying motion. Which two measurements would Joey need to determine an object’s speed?
A. distance and time
B. position and time
C. distance and direction
D. position and direction
What is A. distance and time?
200
In the water cycle, after water has condensed to form clouds, it falls back to Earth in the form of
A. evaporation.
B. vaporization.
C. condensation.
D. precipitation.
What is D. precipitation. ?
300
Which information would be most helpful in determining the climate of a particular area?
A. a news report of yesterday’s weather
B. today’s data from a school weather station
C. temperature records from the previous month
D. local weather station weather records from the last ten years
What is D. local weather station weather records from the last ten years ?
300
Screech owls nest in holes in trees. They eat mice and crickets. Where would a screech owl most likely live?
A. a beach
B. a forest
C. a desert
D. a rainforest
What is B. a forest?
300
Which is a learned characteristic?
A. dimples
B. eye color
C. hair color
D. reading music
What is D. reading music?
300
Michael loads a wagon with wood. Which would most likely be the effect of adding more wood to the wagon?
A. The force of gravity acting on the wagon will increase.
B. The force of gravity acting on the wagon will decrease.
C. The amount of force required to move the wagon will increase.
What is C. The amount of force required to move the wagon will increase.?
300
A jeweler melts gold to make jewelry. As the gold melts, the mass
A. increases.
B. decreases.
C. is destroyed.
D. stays the same.
What is D. stays the same. ?
400
Which cloud type is the most likely to produce hail?
A. stratocumulus
B. cumulonimbus
C. cirrocumulus
What is B. cumulonimbus?
400
The American grasslands are home to which types of animals?
A. elephants, lions, and zebras
B. foxes, prairie dogs, and rabbits
C. lizards, tortoises, and weasels
D. wolves, deer, and bears
What is B. foxes, prairie dogs, and rabbits?
400
A science class is observing a gerbil. The gerbil has brown fur. Which of these is the best explanation for the gerbil’s brown fur?
A. The gerbil had a parent with brown fur.
B. The gerbil eats food that gives it a brown color.
C. The gerbil has fur that changes color to blend in.
D. The gerbil is exposed to large amounts of sunlight.
What is A. The gerbil had a parent with brown fur.?
400
Which best describes what happens on a position over time graph when an object stops moving?
A The position increases, and the time increases.
B The position increases, but the time stays the same.
C The position does not change, but the time increases.
D The position does not change, and the time stays the same.
What is C The position does not change, but the time increases.?
400
How does the Sun most affect the water cycle?
A. The Sun causes the ocean water to evaporate.
B. The Sun creates water droplets in the clouds.
C. The Sun forces water to drain back into the ocean.
D. The Sun makes the clouds produce precipitation.
What is A. The Sun causes the ocean water to evaporate. ?
500
What weather change is most likely to happen if air pressure is falling?
A. The weather will become warmer.
B. The weather will become stormy.
C. The weather will become cooler.
D. The weather will become fair.
What is B. The weather will become stormy.?
500
Which best explains why predators need other animals within an ecosystem?
A. They depend on them for food.
B. They depend on them for water.
C. They depend on them for protection.
D. They depend on them for competition.
What is A. They depend on them for food.?
500
What determines if twins are identical?
A. their genes
B. their behavior
C. their environment
D. their personalities
What is A. their genes ?
500
The graph displays the motion of two cars.
Which statement best describes the motion of the cars displayed in the graph?
A. Car X traveled on a curvier road than Car Y.
B. Car X traveled on a straighter road than Car Y.
C. Car Y traveled at a constant speed, while Car X did not.
D. Car X traveled at a constant speed, while Car Y did not.
What is D. Car X traveled at a constant speed, while Car Y did not.?
500
Use the diagram to answer the question that follows.
What process is shown by the X?
A. radiation
B. evaporation
C. precipitation
D. condensation