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16 Cards in this Set
- Front
- Back
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air mass
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a huge body of air that has similar temperature, humidity, and air pressure at any given height.
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tropical
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air masses form in the tropics and have low air pressure.
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polar
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air masses form north of 50 degrees north latitude and south 50 degrees south latitude that have high air pressure.
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martime
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air masses form over oceans.
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continental
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air masses form over land.
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front
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the boundary where the air masses meet.
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occluded
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warm air masses cut off from the ground.
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cyclone
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a swirling center of low air pressure.
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anticyclone
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high pressure centers of dry air
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storm
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a violent disturbance in the atmophere.
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thunderstorm
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a small storm often accompanied by heavy precipitation and frequent thunder and lightning.
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lightning
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a sudden spark, or electrical discharge, as these charges jump between parts of a cloud, between a cloud and the ground.
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tornado
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a rapidly whirling tuneel, funnel- shaped cloud, that reaches down from a storm cloud to touch its surface.
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hurricane
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a tropical cyclone that has winds of a 119 km per houror higher.
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storm surge
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a dome of water that sweeps across the coast where the hurricane lands
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evacuate
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move away temporarily.
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