Answer :
Well,
Force can initiate motion, as an outside force acting upon a brick to get the brick skidding across the sidewalk.
Force can impede or even halt motion, as friction acting upon the brick to (eventually) bring it to a halt.
Force can initiate motion, as an outside force acting upon a brick to get the brick skidding across the sidewalk.
Force can impede or even halt motion, as friction acting upon the brick to (eventually) bring it to a halt.
