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13 Cards in this Set
- Front
- Back
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What is the water cycle?
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The constant movement of water from the ground, to the sky and back again.
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What is precipitation?
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Water falling from the sky as rain or sleet.
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How would you describe a liquid?
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It has no definite shape.
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How would you describe a solid?
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It has a definite shape.
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How would you describe a gas?
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It has no definite shape and does not take up a definite amount of space.
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What is a natural resource?
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A useful material from Earth.
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What is condensation?
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The process of changing water vapor to liquid.
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What is surface water?
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A source of water that already exists on land. An example is a lake.
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What is evaporation?
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The process of changing liquid water to water vapor.
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What is an aquifer?
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An underground layer of rock where ground water collects.
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What is ground water?
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Water that soaks into the ground and fills the space between soil and rocks.
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What is a reservoir?
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A place where water is collected and stored.
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What is water pollution?
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Unwanted or harmful materials in a body of water.
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