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10 Cards in this Set
- Front
- Back
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How is air pressure measured? |
with a barometer |
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What is air pressure? |
The weight of the air |
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What does air pressure do as altitude increases? |
Air pressure will decrease. |
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What is altitude? |
The measurement of the distance above sea level. |
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Where does weather occur? |
In the troposhphere which is the first layer of the atmosphere |
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What is weather? |
The conditions of the atmosphere at any moment in time |
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What is the thin blanket of gases and dust particles that surround and protect the earth? |
the atmosphere |
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What holds the atmosphere close to the earth? |
gravity |
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What protects the surface of the earth from the sun's harmful rays? |
ozone |
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What is air made of? |
A mixture of nitrogen, oxygen, carbon dioxide, and other gases |
