Groundwater | Surface Water | Importances of Water | Drainage Basins and Watersheds | Extra |
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What is groundwater?
Water that soaks into the Earth's surface
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What is surface water?
water on the Earth's surface
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What is 71%?
the amount of area water covers on the earth
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What is a drainage basin?
an area of land that drains into a river stream
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What is an aquifer?
layers of rock that trap and store water
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What is permability?
Stuff that allows water to pass through it
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What is runoff?
water that falls but doesn't go into the earth and turns into surface water
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What is 3%?
how much water is freshwater
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What is a watershed?
another name for a drainage basin
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What are human advantages?
Give people things to drink and keep things alive and recreation
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What is the zone of aeration?
the area beneath the areas surface where water collects
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What are lakes?
low areas of land where surface water collects
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What is frozen?
the form of most of the 3% of freshwater
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What is a divide?
the high ground that seperates two drainage basins
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What are ecosystem advantages?
They allow plants to grow and keep the ecosystm alive
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What is the zone of saturation?
Where water fills all the available space in the soil
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What are oceans?
large areas of salt water
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What are dams?
hold back water to create resivoirs.
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What are streams?
Small bodies of flowing fresh water
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What is water table?
the upper most area of the zone of saturation
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What are wetlands?
land area where soil remains wet for all or part of the year
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what are deltas?
triangular deposits of soil
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What are rivers?
a large flowing stream of water that is fed by smaller streams or tributaries
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