Question

$\bold\red{Question}$

What is friction...????​

Answer 1

Answer:

the resistance that one surface or object encounters when moving over another.

Answer 2

Answer:

Friction is a force between two surfaces that are sliding, or trying to slide, across each other. For example, when you try to push a book along the floor, friction makes this difficult. Friction always works in the direction opposite to the direction in which the object is moving, or trying to move