Question

5.
State and explain, with examples, how friction can help the cause of motion
certain situations.​

Answer 1

Explanation:

first first of all you should know what is the work of fiction

action don't want relative motion between the two object so its function is not bring relative motion.

adding certain condition there is relative motion between the object other object with another which causes motion if we take it is external but relative there were no motion.

you should be clear with the fund what is relative velocity and velocity