Have you seen how wheels move on different surfaces like sand, gravel, grass or on a proper road? What are the differences you see?
Have you seen how wheels move on different surfaces like sand, gravel, grass or on a proper road? What are the differences you see?
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Experience it yourself and write down how the wheels move on different surfaces. The first one is done for you.
(a) On sandy surfaces, wheels find it difficult to move. It is not smooth at all.
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