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Erosion is the movement of sediment by wind, ice, water, or gravity.
What is Erosion? Erosion is the movement of sediment by wind, ice, water, or gravity.
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Gravity Erosion Sediment falls
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Angle of Repose is the steepest angle a material will not slide down.
Gravity Erosion Angle of Repose is the steepest angle a material will not slide down.
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Ice (glaciers) carry sediment.
Ice Erosion Ice (glaciers) carry sediment.
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Ice Erosion
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Wind blows sediment after it is weathered.
Wind Erosion Wind blows sediment after it is weathered.
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Water Erosion Water (rivers, oceans, rain, etc.) washes sediment after being weathered
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Write on the back of foldable
What is Deposition? Write on the back of foldable The dropping of sediment out of the wind, water, ice, or gravity and settling in a new place.
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Water Deposition Deltas – slow river current drops sediment in fan-shaped pattern at end of river
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Water Deposition Barrier Island - long narrow, offshore deposits of sand or sediments that parallel the coastline.
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GEORGIA BARRIER ISLANDS
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BARRIER ISLAND Shelly Island July 2017
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BARRIER ISLAND Shelly Island Sept 2017
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Water Deposition Beach - deposited sand
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Water Deposition Marsh - a wetland that is dominated by grassy plants. Marshes can often be found at the edges of lakes, streams, and oceans.
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MARSHES
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