Compare the kinetic and potential energies of a 400 kg box being moved
horizontally by a forklift at a speed of 5 m/s. The box is at a height of 1 m.
A. PE = 400 J; KE = 1,000 J
B. PE = 3,920 J; KE = 5,000 J
C. PE = 3,920 J; KE = 1,000 J
D. PE = 5,000 J; KE = 3,920 J