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Water Resources Sec1

Earth's water resources

TermDefinition
surface water all the bodies of fresh water, ice, and snow, that are found above the ground
river system a flowing network of rivers and streams
Amazon River the largest river system in the world that drains an area of land about size of Europe
watershed the area of land that is drained by a water system
wet region a place where the water table may be at Earth’s surface
desert region a place where the water table may be hundreds of meters beneath Earth’s surface
groundwater exists underground and stored in aquifers
aquifer a body or rock or sediment that stores groundwater and allows the flow of groundwater.
water table forms the upper boundary of an aquifer
porosity volume of rock or sediment that consists of open spaces
permeability ability of a rock/sediment where fluids pass through its open spaces
permeable gravel allows the flow of water
impermeable clay/granite stop the flow of water
most productive aquifers sandstone, limestone, or layers of sand and gravel
recharge zone area in which water travels downward to become part of an aquifer
a well hole that is dug or drilled to reach groundwater
a reliable source of water well water that is filtered and purified
streams form as water from falling rain and melting snow drains from land forms
surface water uses drinking water, to grow crops, power for industries
Created by: cimino
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