A marble is placed at location 1. when the marble is released, it rolls down the track. how does the marble demonstrate the law of conservation of energy as it rolls from point 1 to point 4?
A) The energy transforms, but the total amount of energy is doubled.
B) The energy transforms, the total increases then decreases.
C) The energy transforms, but the total amount of energy remains the same.
D) The energy transforms, and the total amount of energy decreases.
