Question

what do you mean byy friction .........?????

Answer 1

Friction

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we work because we have friction with out friction a person cannot walk . good friction happens in rough surfaces .

for example we can walk proper ly in rough road but not is slippery surface because slippery surface does not hold friction. that's why our legs sleep down in the slippery surface.

friction is therefore prevent us to fall down .


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Answer 2

Friction is a type of force which oppose the motion of a moving body .