Key Words: Kinetic Energy, Energy, Potential Energy, and Gravitational Energy
Kinetic energy concept
All matter contains one form of energy or another. Matter by definition is anything that occupies space and has weight (Nave, 2012). According to Nave, all matter, when subjected to act by an external force changes from one form of energy to another. Kinetic energy is defined as the energy possessed by a body in motion (Nave). A body is termed as having potential energy by virtue of its motion (Niemi, 2000; Marjanovic & Milkovic, 2010; Jones, 2012).
Take for example, a boy with a huge