Processes of Erosion

ellen.bannister
Mind Map by , created about 6 years ago

Cambridge IGCSE Geography Mind Map on Processes of Erosion, created by ellen.bannister on 10/12/2013.

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ellen.bannister
Created by ellen.bannister about 6 years ago
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Processes of Erosion
1 Hydraulic power
1.1 Trapped air blasted into cliff holes
1.1.1 cliff smashes due to pressure
1.1.1.1 Cavitation
2 Corrasion
2.1 Fragnments of rock
2.1.1 picked up by sea and hurled at cliff
2.1.1.1 rocks erode cliff
3 Abrasion
3.1 'sanspapering effect'
3.1.1 pebbles grind over rough surface
3.1.1.1 Smooth
4 Solution
4.1 Rocks dissolved
4.1.1 e.g limestone and chalk
5 Attrition
5.1 Rock fragments carried by sea
5.1.1 knock against each other
5.1.1.1 - smaller and more rounded pebbles

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