Question

Or
What is meant by Soil er
(v) What is knot?​

Answer 1

Answer:

The removal of fertile top soil land by wind or water is called soil erosion. Soil erosion occurs easily in those areas of land which are not covered by vegetation (trees and other plants) or have very little vegetation. The cover of vegetation softens (or reduces) the effect of heavy rains on the soil.

Answer 2

Answer:

• Soil erosion is the natural process in which the topsoil of a field is carried away by physical sources such as wind and water.
• The knot is a unit of speed equal to one nautical mile per hour, exactly 1.852 km/h. The ISO standard symbol for the knot is kn

Explanation:

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