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20 Cards in this Set
- Front
- Back
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Cold front |
A fast moving cold air mass overtakes a warm air mass |
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Warm front |
A warm air mass over takes a slow moving cold air mass |
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Stationary front |
Cold and warm air masses meet but nether can move the other |
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Occluded front |
a warm air is coughs between two coolers air masses |
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Polar air masses |
50-50% |
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Tropical air mass |
Type of air mass that form in the tropics it’s warm with low air |
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Marine air mass |
Type of air mass that form over oceans and can be very humid |
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Continental air mass |
Type of air mass that forms over land and can be dry |
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Prevailing westerlies |
Major wind belts that generally push from west to east |
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Jet streams |
High speed winds that are on the prevailing westerlies and are about 10kilometers above earth’s surface |
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Fronts |
Huge air masses that move across the land and oceans and collide with each other |
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Cyclone |
A swirling center of low air pressure |
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Anticyclones |
High pressure center of dry air |
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Coriolanus effect |
The effect of earths rotation on the direction of winds and currents on the ocean |
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Wind |
Moving air caused by the heating of the sun and the earths rotation |
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Temperature and moisture |
The characteristics that determine the type of air masses |
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Marine tropical |
A warm AND humid air mass |
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Marine polar |
A cold AND humid air mass |
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Continental tropical |
A hot AND dry air mass |
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Continental polar |
A cold AND usually dry air mass |
