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10 Cards in this Set
- Front
- Back
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precipitation
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any form of water that falls from clouds and reaches Earth’s surface.
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evaporation
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the process by which water molecules in liquid water escape into the air as water vapor
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transpiration
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the process by which water is lost through a plant’s leaves.
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condensation
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the process by which molecules of water vapor in the air become liquid water. It is part of the water cycle.
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run-off
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water that falls onto land surfaces always attempts to move back toward sea level; can be surface water flow or groundwater flow; part of the water cycle
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surface-water flow
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water that stays on the surface instead of sinking into the ground.
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groundwater flow
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water that sinks into the ground
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ionosphere
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a layer of electrically charged particles within the mesosphere and thermosphere
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ionosphere
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a type of energy that comes from the sun; ozone absorbs most of this energy that enters the atmosphere.
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greenhouse effect
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natural heating that occurs when certain gases in Earth’s atmosphere, such as methane, CO2 and water vapor, trap heat.
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