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Fresh Water

TermDefinition
Well A human made hole that is deeper than the level of water
Water Cycle The continuous movement of water from the ocean to the atmosphere to the land and back to the ocean
Evaporation Takes place when water from the oceans and the Earth’s surface changes into water vapor. Energy from the sun causes evaporation. Water gains energy during evaporation.
Condensation Takes place when water vapor changes into water droplets that form clouds in the atmosphere. Water looses energy in condensation.
Precipitation Is rain, sleet, snow, or hail that falls from clouds onto the Earth’s land and oceans.
Percolation Is the downward movement of water through pores and other spaces due to gravity.
Runoff Is precipitation that flows over land into streams and rivers. This water later enters oceans.
Tributary A stream that flows into a lake or into a larger stream
Water Table The upper surface of underground water; the upper boundary of the zone of saturation
Aquifer A body of rock or sediment that stores ground water and allows the flow of ground water
Porosity The percentage of the total volume of a rock or sediment that consists of open spaces
Permeability The ability of a rock or sediment to let fluids pass through its open spaces, or pores
Artesian Spring A spring whose water flows from a crack in the cap rock over the aquifer
Impermable A rock that stops the flow of water
Nonpoint-Source Pollution
Zone of Aeration Rain water passes through
Zone of Saturation Spaces between rocks are filled with water
Transpiration When leave moisture is turned into water vapor
Created by: camille.clark
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