Question

The process by which the sand and rock particles are broken into smaller pieces through their mutual collision is known as

Answer 1

Weathering


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Answer 2

The process by which the sand and rock particles are broken into smaller pieces through their mutual collision is known as weathering.

You can use the process of weathering for breaking rocks on the earth’s surface and rainwater is used with the extreme temperature in this case.

Apart from that, you can find some biological activity and it does not remove the rock materials from the surface.