Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Sea and land breezes are caused because ____.
a. | the land heats and cools more slowly than the water | b. | the land heats and
cools more quickly than the water | c. | air moves more easily over water than over
land | d. | air moves more easily over land than over water |
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2.
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In general, atmospheric pressure is greatest near Earth's surface and ____
as you move upward away from sea level.
a. | decreases | c. | stays the same | b. | increases | d. | doubles |
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3.
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The ____ is the source of all energy in our atmosphere.
a. | Sun | c. | Moon | b. | water cycle | d. | Coriolis effect |
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4.
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There is little wind in the doldrums because the air ____.
a. | is moving down | b. | expands, creating a zone of low
pressure | c. | moves westward | d. | is motionless |
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5.
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The ____ blends into outer space.
a. | troposphere | c. | mesosphere | b. | stratosphere | d. | exosphere |
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6.
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The ____ is caused by the Earth's rotation.
a. | jet stream | c. | sea breeze | b. | Coriolis effect | d. | land breeze |
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7.
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Temperatures in the thermosphere and exosphere are ____.
a. | hot and cold | c. | very cold | b. | constantly changing | d. | very warm |
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8.
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There are ____ molecules of air at high elevations, so air pressure is
less.
a. | fewer | c. | more | b. | the same number of | d. | no |
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9.
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The transfer of energy that occurs when molecules bump into one another is
called ____.
a. | radiation | c. | convection | b. | conduction | d. | condensation |
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10.
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The ____ is the layer of the atmosphere nearest to Earth's surface.
a. | exosphere | c. | stratosphere | b. | troposphere | d. | ionosphere |
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11.
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The ____ are responsible for the movement of much of the weather across the
United States and Canada.
a. | prevailing westerlies | c. | trade winds | b. | polar easterlies | d. | doldrums |
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12.
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The air above the ____ rises because it has low density and low pressure.
a. | north pole | c. | equator | b. | south pole | d. | arctic circle |
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13.
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Reflection and absorption by the atmosphere prevent some ____ from reaching
Earth's surface.
a. | ozone | c. | nitrogen | b. | radiation | d. | oxygen |
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14.
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Cold air has more molecules occupying a cubic centimeter of space than warm air;
therefore, it has ____ pressure.
a. | higher | c. | the same | b. | lower | d. | half the |
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15.
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When Earth receives energy from the Sun, ____.
a. | some energy is reflected back into space | b. | some is absorbed by
the atmosphere | c. | some is absorbed by land and water on Earth's surface | d. | all of the
above |
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Matching
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Match each item with the correct statement below. a. | conduction | e. | ozone | b. | convection | f. | radiation | c. | nitrogen | g. | smog | d. | oxygen | h. | water vapor |
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16.
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transfer of heat by the flow of a heated material
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17.
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makes up from zero to four percent of the atmosphere
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18.
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the transfer of energy by rays or waves
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19.
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a type of pollution
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20.
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makes up 21 percent of the atmosphere
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21.
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the transfer of energy that occurs when molecules bump one another
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22.
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the most common gas in the atmosphere
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23.
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a gas made up of three oxygen molecules bonded together that occurs naturally
in the upper atmosphere
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Completion
Complete each
statement.
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 Figure
15-1
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24.
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In Figure 15-1, cool air is more dense and forces up ____________________
air.
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25.
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Figure 15-1 is an example of heat transfer by ____________________.
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26.
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The breeze in Figure 15-1 occurs because ____________________ heats and cools
more quickly than ____________________.
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Short Answer
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27.
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Identify A-D of the water cycle in Figure 15-2. Use the terms precipitation,
evaporation, groundwater, and condensation.
 Figure 15-2
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 Figure 15-3
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28.
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According to Figure 15-3, which gas makes up 21 percent of Earth's
atmosphere?
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29.
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In Figure 15-3, which gas makes up the greatest percentage of Earth's
atmosphere?
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