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12 Cards in this Set
- Front
- Back
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the condition of Earth's atmosphere at a particular time and place
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weather
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the layer of gases that surrounds Earth
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atmosphere
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a form of oxygen that has 3 oxygen atoms in each molecule instead of the usual two
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ozone
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the pressure caused by the weight of a column of air pushing down on an area
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air pressure
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an instrument used to measure changes in air pressure
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barometer
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elevation above sea level
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alititude
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the theory that increasing carbon dioxide in the atmosphere will raise Earth's average temperature
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global warming
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anything in the environment that is used by people
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natural resources
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a resource that is either always available or is naturally replaced in a relatively short time
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renewable resource
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a natural resource that is not replaced in a useful time frame
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nonrenewable resource
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chlorine compounds that are the main cause of ozone depletion; found in old air conditioners and aerosol spray cans; also called CFCs
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chlorofluorocarbons
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process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, methane, and other gases that form a "blanket" around Earth
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greenhouse effect
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