Answer
A) Potential energy
B) Potential energy
C) Kinetic energy
D) Kinetic energy
Work Step by Step
Potential energy is a kind of energy that a body stores and is determined by its relative position to the ground.
Kinetic energy is the kind of energy that a body stores when it is in movement and is defined by the mass of the body and its velocity (movement).
(You can find a more detailed explanation at Chapter 3 - Matter and Energy - 3.4 Energy - pages 73-74).
