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14 Cards in this Set
- Front
- Back
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Air pressure
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The weight of air as it presses down
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Atmosphere
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A layer of gases surrounding earth
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Green house effect
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Process from heat from the sun builds up near earths surface is trapped by the atmosphere
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Weather
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Conditions of the atmosphere in a certain place in time
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Carbon dioxide
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Odder less gas that holds heat close to the atmosphere
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Nitrogen
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Makes up largest portion of the air
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Oxygen
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Plants produce this & we breathe it in
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Troposphere
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Earths weather occurs in this layer
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Stratosphere
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This is where jet planes fly above the weather
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Mesosphere
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Most meteors burn up when they reach this layer
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Thermosphere
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Top layer of the atmosphere . space shuttles travel
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Air is a mixture of what gases
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Nitrogen (78%) oxygen (21%) and other gases such as carbon dioxide and water
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Global warming
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Increase in gases causing the earths air to become warmer
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Characteristics of atmosphere
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Sun heats the earth & the earth atmosphere holds the heat close to earth surface
The earths atmosphere also protects living things from harmful rays given off by the sun. |
