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20 Cards in this Set
- Front
- Back
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ionsphere
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the upper atmosphere which contains a high concentration of positive
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ozone layer
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a region where much oxygen has been changed into ozone
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mesophere
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home of the ionosphere
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stratosphere
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home of the ozone layer
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nitrogen and oxygen
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the two most abundant gasses in the atmosphere, compose 99% of the atmosphere
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carbon dioxide, ozone, and water vapor
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the most important of the gasses which compose 1% of the atmosphere
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fluid
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a substance that can flow one place to another
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diffusion
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the random spreading of one fluid through another
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Boyle's law
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if the temperature of a gas remains constant, its volume and pressure are inversely related
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Charles's law
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if the pressure of a gas remains constant, its volume and temperature are directly related
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expands
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increases in volume
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contracts
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decreases in volume
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cooler air...
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has a tendency to sink
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warmer air...
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has a tendency to rise
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combined gas law
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if the volume of a gas is held constant, its pressure and temperature are directly related
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troposphere
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the bottom layer of the atmosphere
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Evangelista Torricelli
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invented the first barometer
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Blaise Pascal
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invented the calculator
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metoroligists
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scientists who study weather
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the normal average pressure at sea level
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29.92 inches of mercury
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