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PERCOLATION
- Movement of water through the ground.
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RUNOFF
- Rainwater that has traveled over the ground picking up
pollutants as it moves towards a larger water body.
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AQUIFER
- A large water source under the ground.
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EVAPORATION
- Vapor created when the sun heats water in lakes, streams,
rivers, or oceans.
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TRANSPIRATION
- Vapor created when plants and trees give off moisture.
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SUN
- Provides energy for the never-ending cycle.
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CONDENSATION
- Tiny droplets of water formed when water vapor rises into
the air and cools.
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PRECIPITATION
- Moisture released from the clouds in the form of rain,
snow, hail, etc.
