The energy added here is potential energy since it is moving upward 180 meters in a gravitational field. This is then turned into KE when it rolls down. 2524N x 180m = 454,320J
Compression is above the equilibrium and rarefaction is below
I’ve done this before the answer is B
Answer:
force is that push or pull of the body that change or tends to change the state of rest or uniform motion in a straight line.
Explanation:
hope it is helpful to u
C. A little backward, 100 or 110 degrees
