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Chapter 12

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Across
1
Thin layer of gas surrounding Earth
3
Contamination of air by harmful substances
4
Cold winds that blow from east to west near the North and South Pole
7
Transfer of thermal energy by collision between particles of matter
10
The transfer of energy by electromagnetic waves
12
Occurs in the troposphere when temperature increases as altitude increases
16
Air pollution that forms between chemicals in the air and sunlight
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Wind that blows from sea to land due to local temperature and pressure differences
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Area of the stratosphere with a high concentration of ozone
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Steady winds that flow from east to west between 30N latitude and 30S latitude
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Steady winds that flow from west to east
Down
1
Precipitation that has a pH lower than that of normal rainwater
2
Transfer of thermal energy by the movement of particles within matter
5
The movement of air from areas of high pressure to areas of low pressure
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Narrow band of high winds near the top of the troposphere
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Mixture of dust, acids, and other chemicals
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Atmospheric layer directly above the troposhpere
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Breeze blow from land to sea due to local temperature and pressure differences
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Within the mesosphere and thermosphere that contains ions
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Layer closest to Earth' surface
15
Water in its gaseous form
17
Describes whether circulating air motions will be strong or weak