Answer ! the process of the position would make a river change in which a. wider b. straighter c. dirtier water d. more curves answer quick

A50.0-n box is sliding on a rough horizontal floor, and the only horizontal force acting on it is friction. you observe that at one instant the box is sliding to the right at and that it stops in 2.25 s with uniform acceleration. what magnitude force does friction exert on this box

Modify the equation fδt=δ (mv) to find the force of friction.

True or false graphs must include scales that increase by the same amount