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Hydrology #1
| Term | Definition |
|---|---|
| wetland | a land area that is covered with water during all or part of the year |
| aquifer | an underground layer of rock or sediment that holds water |
| hydrology | the study of the movement, distribution, and quality of Earth's water |
| freshwater | water that is characterized by having low concentrations of dissolved salt |
| hydrosphere | the combination of all water found on, under, and above the surface of Earth |
| groundwater | water that fills the cracks and spaces in underground soil and rock layers |
| infiltration | the process by which water on the ground surface enters the soil |
| water cycle | the continual process by which water moves from Earth's surface to the atmosphere and back |
| atmospheric conditions | the state of the atmosphere in terms of temperature, wind, clouds, and precipitation |
| runoff | water that flows over the ground surface rather than soaking into the ground |
| evaporation | the process by which liquid water escapes into the air as water vapor |
| condensation | the process by which water vapor in the air becomes liquid water |
| transpiration | the process by which plants drink in water from the soil and lose water through evaporation |
| water conservation | strategies to manage fresh water, protect water environments, and meet human demand |
| artesian well | a well in which water rises because of pressure within the aquifer |
| watershed | the land area that supplies water to a river system |
| divide | a ridge of land that separates one watershed from another |
| saturated zone | a layer of permeable rock or soil in which the cracks and pores are totally filled with water |
| water table | the top of the saturated zone; how far you must dig to reach groundwater |
| precipitation | any form of water that falls from clouds and reaches Earth's surface |