Fresh water

Term Definition
Water cycle The continuous movement of water between the atmosphere, the land, and the oceans.
Infiltration The process by which water on the ground surface enters the soil.
Evaporation The process by which water changes from liquid to a gas or water vapor
Condensation The process which water vapor changes back into a liquid. Responsible of forming clouds. The opposite of evaporation.
Transpiration The process by which moisture is carried through plants from roots to small pores on the underside of leaves. Where it changes to vapor and is released to the athm
Precipitation Water released from clouds in the form of rain, freezing rain, sleet, snow ,or hail
Groundwater The water that continues downward through the soil until it reaches rock material that is saturated. Water under the surface.
Water table
Runoff
The upper surface of underground water. The upper boundary of the zone of saturation. The boundary between the zone of aeration and the zone of saturation.
Precipitation that flows over land into streams and rivers. This water later enters the oceans.
Artesian well A well witch is under pressure; especially one in witch the water flows to the surface naturally.
Aquifer A bod of permeable rock that can contain or transmit groundwater.
Springs The results of an aquifer being filed to the point that the water overflows onto the land surface.
Zone of saturation
Permeable
Non-permeable
Porosity
Zone of aeration The zone nearest to the surface where gaps between soil are filled with both air and water.
Zone of saturation Below the zone of aeration where the gaps are filled with water
Permeable Abili of a subst to pass through it, especially the ability of a porous rock, sediment, or soil to transmit fluid through pores and cracks.
Non-permeable A substance does not ability to allow another substance to pass through it.
Porosity Quality of being porous, or full of tiny holes. Allows water to pass through it

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