Unit Test — Unit test Answers

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Where are jet streams found?

A
close to the poles
B
in the middle latitude
C
toward the equator
D
in the upper atmosphere
2
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Which correctly lists the three methods of heat transfer?

A
absorption, conduction, convection
B
conduction, convection, radiation
C
convection, absorption, reflection
D
radiation, conduction, reflection
3

Which belt is a global wind belt found in the middle latitudes?

A
doldrums
B
jet streams
C
trade winds
D
prevailing westerlies
4

Which is the most common type of precipitation?

A
hail
B
rain
C
sleet
D
snow
5

Which type of cloud forms close to the ground when the temperature is just above the dew point?

A
cirrus
B
cumulus
C
fog
D
stratus
6

Which statement accurately describes the relationship between air pressure, air density, or altitude?

A
As altitude increases, pressure increases.
B
As altitude increases, air density increases.
C
Air pressure and density are lowest at sea level.
D
Denser air exerts more pressure than less dense air.
7

Which phrase defines altitude?

A
how tightly molecules are packed
B
a column of air pushing on an area
C
the force pushing on an area or a surface
D
the height of a given point above sea level
8

Which correctly list the three gases that each make up less than 1 percent of Earth’s atmosphere?

A
argon, water vapor, carbon dioxide
B
oxygen, argon, water vapor
C
nitrogen, oxygen, carbon dioxide
D
carbon dioxide, oxygen, argon
9

What percentage of light hits Earth’s surface directly?

A
3 percent
B
5 percent
C
31 percent
D
47 percent
10

Which causes a sea breeze?

A
Air temperatures are cooler than normal.
B
Air flows from the poles toward the equator.
C
Air blows over long distances at different speeds.
D
Air above land warms quicker than air over water.
11

Which atmospheric layer is where Earth's northern and southern lights occur?

A
mesosphere
B
stratosphere
C
thermosphere
D
troposphere
12

Which is part of the process in the formation of hail pellets?

A
They are tossed up and down in clouds.
B
They lose layers of ice and grow smaller.
C
They grow to less than 5 mm in diameter.
D
They form ice crystals directly from water vapor.
13

What leads to the formation of a windchill factor?

A
Earth’s rotation influences air movement along a curved path.
B
Air flows steadily from different directions at certain wind speeds.
C
Warm air rises when an area of high pressure is present over land.
D
There is a change in air temperature and increase in high wind speeds.
14

What does relative humidity measure?

A
the amount of water in cirrus clouds
B
the amount of water that has evaporated into the air
C
the amount of frozen water that has condensed from the air
D
the amount of water vapor in the air compared to the amount the air can hold
15

Which describes the two ways that energy is measured?

A
in convection and in temperature
B
in temperature and in radiation
C
in radiation and in convection
D
in wavelength and in temperature

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Unit Test — Unit test Answers — DRHS GA-GSE…