HELP FAST PLZ Noah carried a skateboard up a hill and then rode the skateboard down the hill.
When Noah reached the bottom of the hill be rolled to a stop. When did Noah
have the most potential energy?
*) while carrying the skateboard up the hill
b) while standing on the lateboard at the top of the hill
c) while riding the skateboard down the hill
d) while standing on the lateboard at the bottom of the hill