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CV4 Earth's Water
| Term | Definition |
|---|---|
| watershed | an area of land that drains into a river,lake, or wetland (a drainage basin) |
| river | a large natural stream of fresh water that flows along a path |
| lake | a body of water surrounded by land |
| groundwater | water that is found beneath the Earth's surface |
| reservoir | a natural or man-made lake or large tank that is used for collecting and storing water |
| ocean | a very large body of salt water |
| water cycle | The continual movement of Earth's water. The steps include evaporation, condensation, precipitation, & accumulation |
| wetland | land consisting of marshes or swamps; saturated land. |
| lotic | flowing water |
| lentic | still water |
| freshwater | water that is not salty; found in lakes, rivers, & glaciers |
| salt water | water that contains dissolved salts and other minerals, found in oceans and seas |
| precipitation | any form of water that falls to the Earth's surface such as rain, snow, hail or sleet |
| condensation | the process by which water vapor in the air (in clouds) is changed into liquid water |
| run off | water that flows over the ground surface rather than soaking into the ground |
| accumulation | the collection of precipitation into rivers, lakes, and oceans. |
| evaporation | when sunlight warms the surface of the water causing it to change from a liquid to a gas or vapor. |
| pond | a small body of water sourrounded by land |
| stream | a small, narrow river |
| tributary | a river or stream that flows into a larger river |
| creek | a small stream |
| spring | A natural source of water formed when water comes up to the ground surface. |
| sea | a part of the ocean that is partly surrounded by land |