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17 Cards in this Set
- Front
- Back
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How high up is the "troposphere"?
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8 miles high (16km)
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How much percent of our air is in the Stratosphere and the Troposphere?
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99%
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How many miles high is the Stratosphere?
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8 miles - 24 miles
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What does the ozone layer do?
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Absorbs UV rays.
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What temperature is the Stratosphere?
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18 degrees C*
80 degrees F* |
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Where do meteors burn up?
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In the Mesosphere
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What temperature is the Mesosphere?
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Cold, 100 degrees C*
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How high up is the Mesosphere?
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24-40 miles
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What is going on in the Thermosphere?
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In the Thermosphere UV and xrays are absorbed. AM Radio waves bounce off of this layer to be sent all over the world.
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How high up is the Thermosphere?
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40-200 miles
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What temperature is the Thermosphere?
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Very hot.
2000 degrees C |
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How high up is the Exosphere?
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200-1000 miles.
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In what layer do satellites orbit the Earth?
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The Exosphere
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Where is the air so thin?
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In the Exosphere?
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What is air a mixture of?
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Nitrogen (78%) , oxygen (21%) , water vapor/argon/trace gases (1) , helium/carbon dioxide/hydrogen (.02%)
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What gases came out of volcanoes when they erupted during the time of the Ancient Atmosphere?
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Methane, carbon dioxide, and ammonia.
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What was the ancient atmosphere like?
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It was really thick.
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