Fresh water

Term Definition
Water cycle The contouous 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 changes from a liquid to a gas or vapor
T The process by which moisture is carried though plants from roots to small pores on the underside of leaves where it changes.
Precipitation Water released from clouds in form or rain freezing rain sleet snow or hail
Water table The upper surface of unregulated water. The upper boundary of the zone of saturation the boundary between the zone of aeration and the zone of
Run off Precipitation that flows over land into streams and rivers. This water later enters the oceans
Artesian well A well which water is under pressure especially one in which the water flows to the surface naturally
Aquifer A body permeable rock that can contain or transmit groundwater
Springs The result of an aquifer being filled to the point that the water overflows onto the land surface
Zone of aeration Zone nearest 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 Ability of a substance to pass through it especially the ability of a porous rock sodiment or soil to transmit fluid through pores and cracks
Non permeable Does not have the ability of a substance 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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