Unit Test — Unit test Answers

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21
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Weathering occurs as a result of direct contact with the atmosphere.

A
T
B
F
22
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The epicenter of an earthquake is the area where the least amount of damage takes place.

A
T
B
F
23

Which of the following is associated with plates sliding past each other?

A
rifts
B
subduction zones
C
faults
D
all of the above
24

The Mohorovicic discontinuity was discovered by monitoring the speed of seismic waves through Earth.

A
T
B
F
25

Which of the following is an aspect of the elastic rebound theory?

A
Energy built up when plates try to get past each other is released when plates break free.
B
Fault zones are often located near major population centers.
C
Earthquakes occurring along subduction zones cause tsunamis.
D
None of the above are aspects of the elastic rebound theory.
26

Which layers of the Earth are common to both the compositional and mechanical descriptions?

A
crust and mantle
B
lithosphere and mesosphere
C
inner and outer core
D
crust and lithosphere
27

Why is artificial erosion a concern if erosion can occur naturally?

A
Artificial erosion changes environments while natural erosion does not.
B
Artificial erosion occurs at a faster rate than natural erosion.
C
Artificial erosion affects soil while natural erosion does not.
D
Artificial erosion is of no concern.
28

The Ring of Fire is _______.

A
the arc stretching from New Zealand to the Aleutian Islands
B
composed of over 75% of the world’s active and dormant volcanoes
C
can be found along the coast of North and South America
D
all of the above
29

The layers of the Earth are described by their composition but not their mechanical properties.

A
T
B
F
30

The Mohorovicic discontinuity is the _______.

A
division between the lithosphere and asthenosphere
B
boundary between solid and molten rock
C
transition from granitic to basaltic crust
D
boundary where crust gives way to mantle
31

The crust’s role in _______ allows it to provide the raw materials necessary for life on earth.

A
the rock cycle
B
biogeochemical cycles
C
fossil fuel discovery
D
the water cycle
32

What area would most likely experience the greatest amount of natural erosion?

A
grassland
B
forest
C
desert
D
rainforest
33

Using off-road vehicles does not contribute to the process of erosion.

A
T
B
F
34

Which of the following types of boundaries is most likely to result in a subduction zone?

A
divergent
B
convergent
C
transform
D
all of the above
35

Which of the following statements about erosion is true?

A
Erosion occurs as a result of drastic changes in temperature.
B
Erosion occurs when wind or water moves over sediment, soil, or rocks.
C
Physical and chemical are the two types of erosion.
D
Movement is not required for erosion to take place.

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