Our Environment

Book: Our Environment

Chapter: 3. Our Changing Earth

Subject: Social Science - Class 7th

Q. No. 1 of Exercise

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What is erosion?

Erosion is a process due to which the landscapes and other landforms wear away. Erosions may take place by a number of factors such as wind, sea waves, rivers and ice. These factors are also called the agents of erosion.


More Exercise Questions


Give reasons

Some rocks have a shape of a mushroom.