Kevin is a member of the school's track and field team. His favorite event is throwing the
shot put. In his last competition, Kevin exerted 165 N of force on the shot put, which
accelerated 28.5 m/s^2. What was the mass of the shot put?

This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?