AnswersAZ-Earth and Space Science BUnit Test

Unit Test — Cumulative exam Answers

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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
22
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During which event is more energy produced compared to other days to turn a turbine?

A
El Niño
B
a tsunami
C
during a spring tide
D
during a low tide
23

Which two characteristics are shared by all thunderstorms, tornados, and hurricanes?

A
clouds and wind
B
eyes and clouds
C
warm, dry air and wind
D
large waves and warm, dry air
24

How is an occluded front different from a cold front?

A
Warm air is pushed up during an occluded front, while cold air moves quickly during a cold front.
B
Occluded fronts cause warm air to feel dry, while cold fronts cause ground temperatures to feel cooler.
C
Warm air moves slowly during an occluded front, while cold air is cut off from the ground in a cold front.
D
Occluded fronts cause rapid changes in weather conditions, while cold fronts cause widespread cloud formation.
25

Which option identifies ways that people positively affect Earth’s resources?

A
use cars that emit fewer harmful gases, build dams, and stop using all resources
B
stop using all resources, increase mining efforts, and halt the runoff of factory waste into rivers and streams
C
build dams, use cars that emit fewer harmful gases, and halt the runoff of factory waste into rivers and streams
D
increase mining efforts, build dams, and use cars that emit fewer harmful gases
26

Which process is involved in growing crops?

A
irrigation
B
transportation
C
recreation
D
condensation
27

Which is one way that spring tides are different from regular tides?

A
They occur twice a day.
B
They are caused by wind.
C
They happen along coastal areas.
D
They are extra-high tides and extra-low tides.
28

What is unique about obtaining water from an artesian well?

A
The water is heated by magma or hot rocks.
B
The water is found in an impermeable layer.
C
The water is under pressure naturally and no pump is needed.
D
A mechanical pump must be installed to bring water to the surface.
29

A scientist measured an increase in nitrous oxide in the atmosphere. This increase would result in

A
an increase in the greenhouse effect.
B
a decrease in the greenhouse effect.
C
no change in the greenhouse effect.
D
a stabilization of the greenhouse effect.
30

Which materials are moved by runoff?

A
nutrients
B
vegetation
C
large rocks
D
paved surfaces
31

Which describes a condition of the neritic zone?

A
few organisms
B
ample sunlight
C
changing salinity
D
frigid temperatures
32

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.
33

A person could float most easily in ocean water that has which characteristic?

A
warm
B
fresh
C
low mass
D
low freezing point
34

Which interaction of the atmosphere with the lithosphere benefits the biosphere?

A
Nitrogen gas is released from volcanoes for plants to use.
B
Groundwater resources are replenished in different regions.
C
Sunlight is available for plant absorption during photosynthesis.
D
Plants rely on water vapor to release oxygen into the atmosphere.
35

What electromagnetic wave can cause skin cancer?

A
red light
B
yellow light
C
infrared radiation
D
ultraviolet radiation
36

Which action can humans take to reduce wave erosion?

A
build drainage systems
B
build houses near coastlines
C
build breakwaters in the ocean
D
reduce vegetation along coastlines
37

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
38

Study these images.Which image shows a cumulonimbus cloud?

Question illustration
A
1
B
2
C
3
D
4
39

In addition to liquid precipitation, which are present when freezing rain occurs?

A
ice pellets
B
snowflakes
C
cold surfaces
D
warm temperatures
40

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

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