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19 Cards in this Set
- Front
- Back
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Layers of the atmosphere are divided by differences in _______________.
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temperature
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Which gas makes up most of the air?
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nitrogen
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The humidity in the air is a measurement of ________________.
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water vapor
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The force of the air pressing down on the earth is called ______________.
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air pressure
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What type of weather generally follows a cold front?
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fair and cool
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What are the characteristics of an air mass that forms over the Arctic Ocean?
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cool and moist
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A weather disturbance caused by unusual conditions is called a ________.
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storm
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A smaal tunnel of quickly spinning air is called a _____________.
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tornado
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All storms share what 3 conditions?
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clouds, precipitation, wind
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All thunderstorms form along what type of front?
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a cold front
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Most often the greatest damage done by a hurricane is caused by ___________.
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flooding
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A prediction of future weather conditions is called a weather ________.
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forecast
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Isobars on a weather map connect places that have the same _____________.
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air pressure
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What do circles on a weather map indicate?
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where a weather station is located
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How many times a day does the National Weather Service collect weather information?
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eight times a day
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As you drive to the beach you notice a change in the air. What is different about the air near the ocean?
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It has more water vapor
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As it becomes warmer, the leaves on the trees begin to move. What is happening?
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Wind is blowing from high pressure to low pressure.
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If an air mass formed over the northern Pacific Ocean moved south across California, it would probably __________
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become warmer and drier
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What can a meteorologist learn from a satellite photograph?
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the size and location of major storms and weather fronts
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