Cumulative Exam — Cumulative exam Answers

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1
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How do rock types contribute to the rate of weathering?

A
Porous minerals weather faster.
B
Harder minerals break apart more easily.
C
Minerals that dissolve easily weather slower.
D
Permeable rocks have less chemical reactions.
2
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What happens when the Sun emits more energy than normal?

A
Solar flares and sunspots occur, increasing Earth’s temperature.
B
Sunspots and volcanic eruptions occur, increasing Earth’s temperature.
C
Volcanic eruptions and movement of continents occur, decreasing Earth’s temperature.
D
Movement of continents and solar flares occurs, decreasing Earth’s temperature.
3

How do changes in wind currents affect the short-term climate in a region?

A
Prevailing winds can cause a milder climate with heavy rain.
B
Global winds can cause a longer summer.
C
Prevailing winds can cause heavy rains or a dry climate.
D
Global winds can cause a longer winter.
4

Which two layers are part of the thermosphere?

A
exosphere and ionosphere
B
ionosphere and mesosphere
C
mesosphere and stratosphere
D
stratosphere and troposphere
5

How can the process of climate change best be described?

A
artificial and sporadic
B
dangerous and quick
C
natural and continuous
D
unnatural and short-term
6

Where does the energy within the greenhouse effect originate?

A
from convection within the atmosphere
B
from the circular movement of hot and cold air
C
from solar radiation entering the atmosphere
D
from the conduction of heat from the ground to the air
7

Which causes an increase in greenhouse gases?

A
change in wind patterns
B
strengthening of hurricanes
C
burning of wood and coal
D
movement of warm ocean waters
8

Which is one factor that contributes to the formation of polar, temperate, and tropical zones?

A
the angle of the Sun’s rays
B
the direction of seasonal winds
C
the presence of prevailing winds
D
the movement of wind near a mountain
10

How does water heat Earth?

A
Water traps heat and holds it deep inside the ocean.
B
Water transports nutrients and waste.
C
Water carries heat from the equator toward the poles.
D
Water from rainfall on land starts in the ocean.
12

Which describes a condition of the neritic zone?

A
few organisms
B
ample sunlight
C
changing salinity
D
frigid temperatures
13

Why is the Continental Divide important?

A
It forms two river systems.
B
It combines two large ice sheets.
C
It separates two major watersheds.
D
It splits two large rivers through tributaries.
14

Which factor increases as a result of increasing altitude?

A
air pressure
B
air density
C
size of gas molecules
D
space between gas molecules
16

Which term describes weathering?

A
breaks down rock
B
causes heating and cooling
C
makes pebbles and rocks larger
D
carries away fragments
18

Which process is involved in growing crops?

A
irrigation
B
transportation
C
recreation
D
condensation
19

What is the importance of having the US Forest Service, the Bureau of Land Management, the US Fish and Wildlife Service, and the National Park Service?

A
to manage land resources for conservation and the development of natural resources
B
to manage land resources for conservation and the development of urban areas
C
to preserve historical landmarks and manage the development of urban areas
D
to preserve historical landmarks and manage the development of rural areas
20

Which effect is most likely from a hurricane?

A
damaged homes due to flooding
B
forest fires due to lightning strikes
C
cars sucked in due to a low-pressure center
D
damaged personal property due to hail

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