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SlideshowReport

Increase in Surface Area by Mechanical Weathering

Description
Earth’s External Processes

Weathering – the disintegration and decomposition of material at or near the surface
Mass wasting – the transfer of rock material downslope under the influence of gravity
Erosion – the incorporation and transportation of material by a mobile agent, usually water, wind, or ice


Weathering

Two kinds of weathering
Mechanical weathering
Breaking of rocks into smaller pieces
Chemical weathering
Chemical transformation of rock into one or more new compounds
 
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