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19 Cards in this Set
- Front
- Back
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all of the feeder streams that flow into the main stream
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TRIBUTARIES
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The land from which water runs off into these streams
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WATERSHED
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One of the bends, twists, or curves in a low gradient stream or river.
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MEANDER
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a fan shaped mass of rock material deposited at the mouth of a stream: for example, deltas form where streams flow into the ocean at the edge of the continent.
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DELTA
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A fan shaped mass of rock material deposited by a stream when they slope of the land decreases sharply; For example, alluvial fans form when streams flow from mountains to flat land.
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ALLUVIAL FAN
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A large mass of moving ice
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GLACIER
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a deep and steep bowl like depression produced by glacier erosion.
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CIRQUE
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A sharp, jagged ridge that forms between cirques.
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a·rête
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A sharp pyramid like peak that forms because of erosion in cirques.
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HORN
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Unsorted rock material that is deposited directly by a melting glacier.
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TILL
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A land form made from unsorted sediments deposited by glaciers.
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MORDINE
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A bowl shaped depression in a glacial drift deposit.
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KETTLE
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A long, winding ridge of gravel and coarse deposited by glacial melt water streams.
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ESKER
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The fall of rock from a steep cliff.
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ROCKFALL
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Masses of loose rocks w/ soil suddenly falling down a slope.
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LANDSLIDES
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Large amounts of mud, falling down a slope.
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MUDFLOWS
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A large block of soil becomes unstable and moves downhill in one piece along a curved surface.
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SLUMPS
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The slow downhill movement of weathered rock material.
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CREEP
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A steep sided valley caused by glacial erosion.
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U-SHAPED VALLEY
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