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NR unit 4

TermDefinition
Aquifer an underground stream or pool in sand or gravel layers
Groundwater the water beneath the surface of the earth; found in spaces between rocks and soil particles
Hydrologic cycle the water cycle
Potable water water that is appropriate for human consumption without further purification or boiling
Runoff water water that runs on the earth's surface
Surface water water on the earth's surface, such as lakes, ponds, and streams
Water a colorless, transparent, naturally occurring compound made of hydrogen and oxygen
Watershed an area of land from which all the water that does not infiltrate the soil runs to a downhill location
Created by: csmith7393
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