Earth's Modern Atmosphere CH: 3 (christopherson 7th)
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Created by:
heather160 on September 10, 2011
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Description:
geosystems
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11 terms
Terms | Definitions |
|---|---|
 exosphere | outersphere |
| heterosphere | 300 miles to 50 miles (higher in Earth's composition) |
| homosphere | 50 miles to Earth's surface (lower in Earth's composition) |
| thermosphere | located in heterosphere |
| mesosphere, stratosphere, troposphere | three components of homosphere |
| noctlucient clouds | in mesosphere nuclei react with ice and dust to form rare unusual night clouds |
| ionosphere | (in heterosphere, highest) absorbs gamma rays, xrays, and short wavelenghts |
| ozonosphere ozone layer | (in heterosphere) absorbs uv and other shortwave radiation, raising the temp of the stratosphere |
| photochemical smog | results from sunlight and products of automobile exahust |
| Peroxyacetyl nitrates (PAN) | produce no known health effects on humans but harm plant life |
| anthropogenic pollution | pollution from human sources |
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