Question

what is friction???​

Answer 1

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

Answer 2

$\huge {\boxed {\underline{ \texttt{\blue{Answer}}}}}$

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.