Jamal has a bowl of ice cream. he leaves it in the sun for too long and it melts into a liquid. jamal then places the liquid ice cream into a freezer that is set at 5 degrees

To do work, this truck uses energy stored in chemical fuel and an electrical battery. how much total energy does this truck put out?

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

Two carts, one of mass 2m and one of mass m, approach each other with the same speed, v. when the carts collide, they hook together. assume that positive momentum is to the right. which graph best represents the momentum of both carts over time, before and after the collision?