The initial velocity of a micro van is 15 m/s. It gains a velocity of 40 ms in 10 seconds. Calculate the average velocity and acceleration of the [Ans: 27.5 m, 25 m/s d/ A racing car starts from rest. If it gains an acceleration of 5m/s in 10 seconds, calculate the final velocity. (Ans: 50 m van.​

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

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.

As the distance from a magnet increases, what happens to the magnet force?