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7 Cards in this Set
- Front
- Back
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ionosphere
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-550 km above earth's surface
-where radio waves bounce off -aurora borealis |
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aurora borealis
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-northern lights that enter ionosphere near north pole
-particles strike oxygen and nitrogen atmos causing the glowing lights |
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exosphere
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-outermost layer
-where satillites (like tv and phone signals) travel |
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thermosphere
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-no definite end
-hottest layer because it is the first layer to be hit by solar radiation -converts solar radiation to heat |
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mesosphere
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-50km to 80KM above earth's surface
-up to 90 degrees celcius -protects us from being hit by meteoroids |
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stratosphere
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-16km to 50km above Earth's surface
-has a layer of the ozone which absorbs sun's energy and converts it to heat |
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tropopause
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where jetstream is located
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