What happens to the magnetic potential energy of the system of the two attracting magnet carts while they are moving toward each other? A. The magnetic potential energy of the system stays constant. B. The magnetic potential energy of one of the carts increases while that of the second cart decreases. C. The magnetic potential energy of the system increases. D. The magnetic potential energy of the system decreases.
What happens to the magnetic potential energy of the system of the two attracting magnet carts while they are moving toward each other?
A. The magnetic potential energy of the system stays constant.
B. The magnetic potential energy of one of the carts increases while that of the second cart decreases.
C. The magnetic potential energy of the system increases.
D. The magnetic potential energy of the system decreases.