AnswersCR03008B Earth and Space ScienceCumulative Exam

Cumulative Exam — Cumulative exam Answers

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A loose pile of rocks and soil travels in a single large mass. The mass moves a short distance downhill.Which mass movement does this describe?

A
creep
B
erosion
C
landslide
D
slump
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How does mining impact the environment?

A
It has a positive impact on the environment by permanently altering the ecosystem.
B
It has a positive impact on the environment by releasing chemicals into the environment.
C
It has a negative impact on the environment by allowing toxic chemicals to harm wildlife.
D
It has a negative impact on the environment by providing new niches for wildlife to inhabit.
23

Which is one way that analyzing ice benefits scientists who study ancient climates?

A
Scientists can analyze frozen volcanic dust to help predict eruptions.
B
Scientists can study the layers of ice cores to gather information about past atmospheric composition.
C
Scientists can use sand grains in ice to make inferences about the climate area.
D
Scientists can study tree rings in ice to learn more about past climates.
24

The diagram illustrates the water cycle.

Question illustration
A
U
B
W
C
X
D
Y
25

What must happen for most areas on Earth to experience all four seasons?

A
The Sun must reach its highest point in the sky.
B
The Northern Hemisphere must experience winter.
C
The axis must be tilted at a certain angle that remains unchanged.
D
The north end of Earth’s axis must always point away from the Sun.

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