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Cards In This Set
| Front | Back |
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What are the 4 layers of the Atmosphere?
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 The layers are Troposphere, Stratosphere, Mesosphere, and Thermosphere. |
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What are the 3 areas between the layers where the temperature change reaches its maximum level?
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 The areas are Tropopause, Stratopause, and Mesopause. |
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What is earth's current atmosphere (in MYA)?
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 Earth's current atmosphere is about 600 mya. |
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What does the ozone layer do for us?
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 The ozone layer absorbs UV rays. |
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What is air mass?
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 Air mass is a large body of air that takes on the characteristics of the area over which it forms. |
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What is the Coriolis Effect?
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 The Coriolis Effect is a result of Earth's rotation, and it causes moving particles such as air to be deflected to the right in the northern hemisphere. |
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The Coriolis Effect combines with the heat imbalance found on earth to create distinct ______________?
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 Global wind system |
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What are the trade winds?
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 Trade winds flow at 30 degrees north and south latitude, and returns to the equator. |
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What are the prevailing westerlies?
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 The prevailing westerlies flow between 30 degrees and 60 degrees. |
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What are the polar easterlies?
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 The polar easterlies are the third major wind zone and it lies between 60 degrees latitude and the poles. |
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What is a front?
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 A front is the narrow region separating two air masses of different densities that are caused by differences in temperature, pressure and humidity. |
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What are the 4 types of fronts?
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 The types of front are warm, cold, occluded, and stationary fronts. |
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What is a warm front?
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 A warm air mass that advances over cold air mass. |
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What is a cold front?
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 Cold, dense air that displaces warm air and forces the warm air up along a steep front. |
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What is a stationary front?
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 This front does not move, air mass stays put, and flooding is a possible threat. |
