Q. 18

What is the meaning of erosion? Explain the important of any erosion forces in human life.

Answer :

Erosion is the process by which the surface of the Earth gets worn down. Weathering and erosion are two different, but related processes. Weathering is the breakdown of materials through physical or chemical actions. Erosion occurs when weathered materials such as soil and rock fragments are carried away by wind, water or ice.

Important of any erosion forces in human life –

Air, water, and ice are the three substance found on the Earth which go on flowing from one place to another place in very large quantity. Their flow has the very large amount of energy. All the small and the big substance in the route of their flow break and move in the direction of the flow. Air, water, ice also plays an important role in the process of weathering. These substances get deposited at the places and form plain surface.

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