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9 Cards in this Set
- Front
- Back
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Weather
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the condition of Earth's atmosphere at a particular time and place.
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Atmosphere
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the envelope of gases that surrounds the planet. Earth’s atmosphere consists of nitrogen, oxygen, carbon dioxide, water vapor, and other gases, as well as particles of liquids and solids.
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Water Vapor
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water in the form of a gas.
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Density
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The amount of mass in a given volume of air.
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Air pressure
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is the result of the weight of a column of air pushing on an area.
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Barometer
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an instrument that is used to measure air pressure.
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Mercury Barometer
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consists of a long glass tube that is closed at one end and open at the other.
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Aneroid Barometer
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has an airtight metal chamber.
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Altitude
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or elevation, is distance above sea level. Air pressure decreases as altitude increases.
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