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Weathering and Erosion

Tools

A	B
elements of erosion	wind, wtaer, gravity
soil	sand, clay and organic material
formation of buttes	wind
breccia	angular particles
conglomerate	rounded particles
exfoliation	separation during weathering of successive shells from massive rocks
gradient	the slope measured along a stream of water
weathering	the chemical alteration and mechanical breakdown of rock material
rock material breaks down when exposed to:	air, mosture and organic matter

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