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7 Cards in this Set

  • Front
  • Back
troposphere
- lowest layer of the earths atmosphere
- Earth's weather occurs here
- Extends 16 km above Earth's surface
- increase altitude = increase temperature and decrease pressure
Tropospause
- this is where the jet stream is located
stratosphere
- 16 km-50km above earth's surface
- contains layer of ozone which absorbs energy from the sun and converts it to heat
mesosphere
- major drop in temperature up to -90*c
- between 50 and 80 km above earth
- protects us from being hit by meteoroids
thermosphere
-outermost layer with no definite outer limit
- very hot because it is the first layer to absorb solar radiation
- converts solar radiation to heat
ionosphere
- ends at 550 km
- electrically charged particles, radio waves bounce off these
- Aurora borealis know how this works, in detail
exosphere
- outermost layer
- satellites travel in this layer (TV and phone signals travel through here)