We've added a new topic Energy in How to Lose Weight

When these charges move through a distance, a flow of energy occurs. In physics, 'energy' ( Although the total energy of a system does not change with time, its value may depend on the frame of reference. For example, a seated passenger in a moving airplane has zero kinetic energy relative to the airplane, but non-zero kinetic energy (and higher total energy) relative to the Earth. History The wor ...Energy