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Science
4.2
| Question | Answer |
|---|---|
| evaporation - | the process by which a substance in its liquid phase gains energy and enters its gaseous phase; a phase of the water cycle. |
| water cycle - | a set of processes energized by the Sun that keep water moving from place to place on Earth; also called the hydrologic cycle. |
| water vapor - | water in gas form. |
| transpiration - | the process by which plants lose water through tiny pores on their leaves; a phase of the water cycle. |
| condensation - | the process by which a substance in its gaseous phase loses energy and enters its liquid phase; a phase of the water cycle. |
| precipitation - | condensed water vapor in the atmosphere falling back to Earth in the form of rain, hail, sleet, or snow; a phase of the water cycle |
| surface runoff - | water that flows over land until it reaches lakes, rivers, and oceans |
| percolation - | the process of liquid moving through a porous substance |
| aquifer - | a underground area of sediment and rocks that is filled with groundwater |
| watershed - | an area of land that catches all precipitation and surface runoff and collects it in a body of water such as a river. |