Energy is defined as the ability to do work. It can take many forms, such as light, heat, and electrical. Force can be applied to energy to move things and energy can also change things. In the body, energy is used to repair cells and body tissue, and to build muscle. Ernie is the type of energy that does work, but he loves what he does so much that it doesn’t feel like work. He works on top secret projects for NAPSA (National Aeronautics and Pom Space Administration) and this work comes effortlessly to him. It provides him with great joy and fun. So, others see Ernie as animated, enthusiastic, and gregarious. He is excited for you to experience his cutting edge space creations. Onward and upward!