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21 Cards in this Set
- Front
- Back
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Coriolis effect
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the rotation causes surface winds in the Northern Hemisphere to be deflected to the right and those in the Southern Hemisphere to be deflected to the left.
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humidity
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moisture content in air
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air mass
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large body of air with uniform temperature and moisture content
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maritime polar
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describing a cold, moist air mass that is formed over the ocean in polar areas
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maritime tropical
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describing a warm, moist air mass that is formed over the ocean in the tropical areas
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continental polar
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describing a cold, dry air mass that forms over land in polar regions
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continental tropical
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describing a warm, dry air mass that forms over land in tropical regions.
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front
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boundary between air masses of different densities
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cold front
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boundary formed where a cold air mass overtakes and lifts a warm air mass
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squall line
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long line of heavy thunderstorm that may occur just ahead of fast-moving cold front
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warm front
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boundary formed where a warm air mass overtakes & rises over a cold air mass
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stationary front
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boundary formed where two air masses meet and neither is displaced
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occluded front
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boundary formed where a fast-moving cold air mass overtakes and lifts a warm air mass completely cutting it off from the ground
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polar front
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boundary at which a cold polar air meets the warmer air of the middle latitudes
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wave cyclones
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continuous movement of water from the air to the earth and back again.
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anticyclones
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storm that spirals outward from a high-pressure center
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hurricane
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sever storm that develops over tropical oceans, with strong winds that spiral in toward the intensely low-pressure storm center
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typhoons
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hurricane that forms over the Pacific Ocean
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thunderstorms
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storm accompanied by thunder, lighting, and strong winds
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thunder
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the rapid expansion and collapse of the air, produced the loud noise
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tornadoes
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whirling, funnel-shaped cyclone
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