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28 Cards in this Set
- Front
- Back
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surface water |
all the bodies of fresh water, salt water, ice and snow that are found above ground |
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Ground Water |
The water beneath the earth's surface |
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water table |
the upper surface of the ground water |
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Divide |
the boundary between drainage areas that have streams that flow in opposite directions |
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watershed
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the area of land is drained by a river system |
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River Flow |
The Direction in which a river flows |
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aquifier |
a body of rock or sediment that stores ground water and allows the flow of groungwater |
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permeability |
a measure of how easily water can flow through an aquifer |
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Porosity |
the % of rock that is composed of open spaces |
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recharge |
the replenishment of an aquifer by the absorption of water |
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recharge zone |
Groundwater or deep drainage. A process where water moves downward. Usually occurs below plant level. |
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surface water |
water that collects on the surface of the ground |
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potable water |
fit or suitable for drinking |
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reservoir |
a natural or artificial place where water is collected and stored for use, especially water for supplying a community, irrigating land, furnishing power |
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floodplain |
an area along a river that forms from sediments deposited when the river overflows its banks |
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delta |
a mass of material deposited in a triangular or fan shape at the mouth of a river or stream |
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alluvial fan |
a fan shaped mass of material deposited by a stream when the slope of the land decreases sharply |
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Tributary
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a smaller stream that connects to a larger river or stream
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evaporation
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liquid water absorbs heat and changes to a gas
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percolate
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to filter gradually through a porous surface of substance
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zone of aeration
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the upper portion of the underground layer of rock that usually is not completely filled with water
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transpiration
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the loss of water from plant leaves through openings called stomata
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condensation
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water vapor loses heat; water molecules come closer together to forma liquid
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impermeable layer
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layer of rock or clay that water cannot move through
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lake
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collection of water that is above the surface
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MOUTH
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where a river meets the ocean
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precipitation
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rain, snow, sleet, hail
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surface runoff
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water that runs off the surface and can collect as ground water
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