Question

what is friction?


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Answer 1

Answer:-

friction is the resistance to motion of one object moving relative to one another. it is not a fundamental force like gravity etc.

Answer 2

Answer:

Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types of friction: Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact.