Question

5
1.
(a) What do you understand by the term force
of friction?
6.​

Answer 1

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.

Explanation:

I HOPE YOU UNDERSTAND NOW.

Answer 2

Answer:

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