Air Masses and Fronts Answers

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1
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The image shows a diagram explaining a concept.

Question illustration
A
temperature
B
altitude
C
air density
D
air pressure
2
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Which sphere of Earth includes icebergs?

A
atmosphere
B
biosphere
C
cryosphere
D
geosphere
3

Study the arrow that is circled in the image.

Question illustration
A
Warm air is rising.
B
Cool air is sinking.
C
There is a difference in air pressure.
D
Cool air is less dense than warm air.
4

Study the image.

Question illustration
A
Cool air is above water.
B
Warm air is above land.
C
Warm air is cooling quickly.
D
Cool air is warming quickly.
5

What can happen to solar radiation when it enters Earth’s atmosphere?

A
It is increased as it hits the clouds.
B
It is absorbed or reflected as it travels to Earth’s surface.
C
It is changed into visible light.
D
It is destroyed by the water molecules in the atmosphere.
6

A volcanic eruption releasing rock, ash, and dust particles into the air is an example of which interaction?

A
the biosphere interacting with the geosphere
B
the geosphere interacting with the atmosphere
C
the geosphere interacting with the hydrosphere
D
the hydrosphere interacting with the atmosphere
7

Which type of precipitation is most likely to form during a thunderstorm?

A
sleet
B
hail
C
snow
D
freezing rain
8

Which lists the layers of the atmosphere from Earth's surface outward?

A
troposphere, stratosphere, mesosphere, thermosphere
B
troposphere, mesosphere, stratosphere, thermosphere
C
thermosphere, stratosphere, mesosphere, troposphere
D
stratosphere, troposphere, mesosphere, thermosphere
9

Look at the diagram showing the different wavelengths in sunlight.

Question illustration
A
They take the form of heat.
B
They can cause skin cancer and sunburn.
C
They are some of the shortest waves.
D
They can be seen by human eyes as visible light.
10

Which description refers to stratus clouds?

A
are thin and wispy
B
are round and fluffy
C
cover all or most of the sky
D
form at high altitudes
11

Which phrase describes air pressure?

A
decreases with denser air
B
decreases as altitude decreases
C
equals mass divided by volume
D
decreases as a result of fewer air particles pushing down
12

A tropical rainforest includes trees, animals, insects, plants, rain, rivers, rocks, soil, and warm, moist air.Which spheres of Earth are represented in a tropical rainforest?

A
biosphere, geosphere, hydrosphere
B
cryosphere, hydrosphere, ionosphere
C
geosphere, biosphere, cryosphere
D
ionosphere, hydrosphere, geosphere
13

Which spheres of Earth are directly influenced when human-caused air pollution leads to acid rain that dissolves limestone rocks?

A
atmosphere, cryosphere, geosphere
B
cryosphere, hydrosphere, biosphere
C
geosphere, atmosphere, hydrosphere
D
biosphere, atmosphere, cryosphere
14

Which refers to solid ice that condenses and forms on surfaces like grass or windows?

A
dew
B
frost
C
hail
D
sleet
15

Which statement describes an important role of carbon dioxide in Earth’s atmosphere?

A
Animals breathe carbon dioxide.
B
Plants use carbon dioxide to make food.
C
Carbon dioxide helps animals make proteins.
D
Carbon dioxide forms clouds that produce rain.
16

Which description refers to fog?

A
burns off when it gets dark
B
extends up to 10 miles into the sky
C
is found in areas near bodies of water
D
forms when the ground warms at night after a cool, dry day
17

What path do global winds follow due to the Coriolis effect?

A
a curved path
B
a random path
C
a straight path
D
a vertical path
18

Which blow from west to east, following the boundary between hot and cold air?

A
trade winds
B
sea breezes
C
jet stream
D
polar easterlies
19

Which is one factor that adds to the greenhouse effect?

A
a decrease in the amount of dust in the atmosphere
B
a decrease in the amount of water on Earth’s surface
C
an increase in gases in the atmosphere that absorb heat
D
an increase in the amount of solar radiation that reflects into space
20

Which is an example of convection currents?

A
marshmallows toasting over a campfire
B
a pot being heated by an electric burner
C
feet getting hot when stepping across sand
D
a radiator emitting warm air and drawing in cool air

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