Match the scenario to the type of potential energy represented.

item bank:
a battery sits in an ipod before the ipod is turned on.
a man at a carnival lifts a hammer high over his head before swinging it down onto a pad.
a positively charged particle is slowly moved away from a strong, negatively charged plate
the string of a bow and arrow is pulled tight.

options:

gravitational
chemical
elastic
electric

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.