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 grounds surface enters the soil
Evaporation The process by which water changes from a liquid to a gas or vapor
Condensation The process by which water vapor changes back to a liquid.responsible of forming clouds.
Water table The upper surface of groundwater; the upper boundary of the zone of saturation. The boundary between the zone of aeration and the zone of saturation
The process by which moisture is carried through plants from roots to small pores to the underside of leaves, where it changes to vapor and is released to the atmosphere
Water released from the clouds in the form of rain, sleet, snow, or hail
The part that continues downward through the soil until it reaches rock material that is satureted. Water under the surface.
Runoff Presipitation that flows over land into streams at rivers. This water later enters the oceans.
Artesian well A well in which water is under pressure; one in which the water flows to the surface naturally
Aquifer A body of permeable rock that can contain or transmit groundwater
Springs The result of an aquifer being filled to the point that the water overflows on to the surface
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 gaos are filled with water.
Permeable Ability of a substance to allow on there substance 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 have the ability to allow another substance to pass through it.
Porosity Quality of being pores, or full of tiny holes. Allows water to pass through it.

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