Differentiate between:

Plucking and Abrasion.

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1 Answers

Plucking Abrasion
(i) Plucking is the process by which moving ice exerts pressure on rocks on bed or along the bank. (i) Abrasion involves the scratching and polishing of the surface or bedrock by the particles moving on it.
(ii) The pressure on the rock causes uprooting of rock portion that is exposed to the flow. (ii) The rock particles involved in abrasion rub against rock and wear away the surface.
(iii) The eroded bedrock will have rugged surface. (iii) The eroded bedrock will have smooth surface.

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