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geography ch.4

Terms

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trench
a deep valley marking a plate collision
desalinization
the process of removing salt from ocean water
fold
when 2 plates on the ocean floor collide
aqueducts
artificial channels for transporting water
mantle
where most of earth's mass is located
leaching
the downward movement of minerals and humus in soil
glaciers
thick masses of ice that erode and move sediment
estuary
this forms where a river meets an inlet, or small arm of the sea
core
earth's center
acid rain
water vapor containing chemicals from air pollution
head water
the 1st and smallest streams created from precipitation runoff
tributary
a stream of river that flows into a larger stream or river
contour plowing
plowing across a hill rather than up and down a hill
humus
broken down plant and animal material
water
the most important force of erosian
watershed
an area drained by a river and its tributaries
magma
liquid rock within earth
fossil water
ground water that isnt being used
soil salinization
salt buildup in the soil
erosion
the movement of surface material from one place to another
water table
the level below ground at which all the spaces inside rock are filled w/ water

Deck Info

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