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22 Cards in this Set
- Front
- Back
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atmosphere
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a thin layer of gases surrounding the earth
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water vapor
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water in a gaseous form
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troposphere
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the atmospheric layer closest to the earths surface
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stratosphere
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the layer directly above the troposphere
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ozone layer
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area of the stratosphere with a high concentration of ozone
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ionosphere
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a region of the mesosphere and thermosphere that contains ions
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radiation
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the transfer of energy by electromagnetic waves
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conduction
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transfer of thermal energy by collision (touching)
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convection
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the transfer of thermal energy by the movement of matter from one place to another (in waves)
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stability
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describes rather sirculating air movement will be strong or weak
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temperature inversion
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occurs in the troposphere where temperature increases as altitude increases
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wind
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the movement of air from areas of high pressure to areas of low pressure
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trade wind
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steady winds that flow from E to W between 30 and 30
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westerlies
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steady winds that flow from W to E between 30 -60 N
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polar easterlies
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cold winds that blow from the E to the W near the poles
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jet stream
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narrow band of high winds near the top of the troposphere
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sea breeze
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a wind that blows from the sea to the land due to temparture and pressure differences
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land breeze
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a wind that blows from the land to the sea due to temperature and pressure differences
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air pollution
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the contamination of air by harmful substances including gases and smoke
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acid precipitation
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when sulfur dioxide and nitrogen oxides combine with moisture in the atmosphere and form rain with a low PH
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photochemical smog
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air pollution that forms from the interaction between chemicals in the air and sunlight
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particulate matter
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a mixture of dust, acids, and other chemicals that can be hazardous to human health
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