Please show work

Multiple Choice (The test will have about 4 multiple choice questions) 1) A cart continues with constant velocity. What would have to be done in order to have the cart continue with constant acceleration? a) push the cart harder before release b) push the cart longer before release c) push the cart continuously d) change the mass of the cart e) it is impossible to do that 2) When you climb up a rope, the first thing you do is pull down on the rope. How do you manage to go up the rope by doing that? a) this slows your initial velocity, which is already upward b) you don't go up, youre too heavy c) youre not really pulling down-it just seems that way d) the rope actually pulls you up e) you are pulling the ceiling down 3) A small car collides with a large truck. Which experiences the greater impact force? a) the car b) the truck c) both the same d) it depends on the velocity of each e) it depends on the mass of each 4) Consider two identical blocks, one resting on a flat surface and the other resting on an incline. For which case is the normal force greater? a) case A b) case B c) both the same (N = mg) d) both the same (0