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Science(fresh water)

TermDefinition
Water cycle The continuous movement of the 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 earths surface changes into water vapor.
Condensation Takes place when water vapor cools and changes into water droplets that form clouds in the atmosphere.
Precipitation Is rain, snow, sleet, or hail that falls from clouds onto the earth’s land and oceans.
Transpiration
Runoff Precipitation that flows over land into streams and rivers.
Percolation The downward movement of water through pores and other spaces in soil due to gravity
Groundwater
The water within the rocks below the earth’s surface.
Water table The upper surface of underground water.
Aquifer A body of rock or Sediment that stores groundwater and allows the flow of groundwater.
Porosity The percentage of the total volume of a rock or Sediment that consists of open space.
Permeability The ability of a rock or Sediment to let fluids pass through its open spaces, or pores.
Impermeable A rock that stops the flow of water
Artesian spring A spring whose water flows from a crack in the cap rock over the aquifer.
Well A human-made hole that is deeper than the level of the water table.
Zone of aeration Rainwater passes through the upper zone.
Zone of saturation Farther down, the water collects in an area
The process by which plants release water vapor into air.
Created by: riya.patel
 

 



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