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Earths Waters Ch 1
Vocabulary from Chapter 1: The Water Planet
| Question | Answer |
|---|---|
| fresh water | water that is not salty and has little or no taste, color or smell. |
| salt water | water that contains dissolved salts and other minerals. |
| water cycle | the continuous movement of water through the environment of Earth. |
| evaporation | the process in which water changes from liquid to vapor. |
| condensation | the process in which water vapor in the atmosphere becomes liquid. |
| precipitation | water that falls from clouds. |
| divide | a ridge, or continuous line of high land, from which water flows in different directions. |
| drainage basin | an area into which all of the water on one side of a divide flows. |
| turnover | the rising and sinking of cold and warm water layers in a lake; occurs twice a year as the seasons change. |
| eutrophication | an increase of nutrients in a lake or pond. |
| iceberg | a mass of ice floating in the ocean. |
| groundwater | water held underground. |
| permeable | a substance that liquids can flow through. |
| impermeable | a substance that liquids cannot flow through. |
| water table | the top of the region that is saturated, or completely filled, with water underground. |
| aquifer | an underground layer of permeable rock or sediment that contains water. |
| spring | a flow of water from the ground at a place where the surface of the land dips below the water table. |
| artesian well | a well in which water flows to the surface naturally because it is under pressure. |