Before you start playing with the simulation, you will apply what you know so far about potential, kinetic, thermal, and total energy to predict how these different types of energy will change as a skater rolls back and forth on a half-pipe.
Describe the terms listed below in a complete sentence (or complete sentences):
Potential Energy
Kinetic Energy
Thermal Energy
Total Energy

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.