Question

Why is it difficult to walk on sand

Answer 1

it is difficult to walk on sand as its particles which are sand particles have space within it so when we walk our foot just get in the sand as it have space but concrete do not have space within its particles so we walk easily .

Answer 2

Answer:

Since the particles of sand are small granules, when we move our feet through then, the granules also move, thus providing a very weak resistive force against our feet. Since the friction is less, it is difficult to walk on sand.

Explanation: