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Atmosphere
Term | Definition |
---|---|
Atmosphere | the envelope of gases surrounding the earth or another planet. |
Troposphere | the lowest region of the atmosphere, extending from the earth's surface. |
Stratosphere | the layer of the earth's atmosphere above the troposphere, extending to about 32 miles (50 km) above the earth's surface (the lower boundary of the mesosphere). |
Mesosphere | The region above the earths surface called the stratosphere. |
Ionosphere | he layer of the earths surface high concentration of ion and free electrons |
Thermosphere | The atmosphere above the mesosphere |
Exosphere | The outer most region of Earth |
Ultra violate radiation | Radiation lying in the Ultra Violate range |
Ozone layer | A layer of oxygen that protects us from ultra violate radiation |
CFC's | The evidence of some air pollution |