Chemical energy - The energy stored in chemicals, Elastic energy - The energy stored through stretching or compressing, Electrical energy - The energy associated with electric charge, Energy efficiency - Measure of the amount of useful energy transformed in an energy transformation process, Energy efficiency formula - Efficiency = useful energy output/energy input x 100, Gravitational potential energy - Energy stored due to the height of an object, Kinetic energy - The energy of movement or moving objects, Law of Conservation of Energy - Energy cannot be created or destroyed, Nuclear energy - The energy stored in the nucleus of an atom, Potential energy - The energy stored in objects that is waiting to be used, Sound energy - The energy of vibrating things, Thermal energy - Also known as Heat energy, Energy transfer - Energy that moves from one object to another, Energy transformation - A change of energy from one form to another, The Sun - Where all energy comes from, Energy - The ability to do work, Forms of Potential Energy - Elastic, Gravitational, Chemical and Nuclear, Forms of Kinetic Energy - Light, Heat, Electrical and Sound, Light energy - A form of electromagnetic radiation emitted by hot objects like lasers, bulbs, and the sun, Flow diagram - A way of showing energy transformation using arrows, Waste energy - Energy that is not usefully transferred or transformed and is "lost" (heat and sound energy),

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