It can't be less than 250 N or the cart wouldn't move at all. That means there is only 1 answer. It's between not enough info or 250 N. The answer is 250 N. If it was any more, there would be acceleration.
Answer:
because potentil energy is redy to go but its bound up
And kinetic energy is in motion
Explanation:
Answer:
A) No work was done on the box.
Explanation:
d. all of these
look at the picture to know from where we get this law with application on it