Matching Pairs WHERE DOES ENERGY COME FROM?Online version Energy, in physics, is the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other various forms. by Irene VIQUE RUBIO 1 Fossil fuels 2 Nuclear energy 3 Renewable energy: 4 Non-renewable energy: 5 Geothermal energy 6 Wind energy: 7 Solar energy: 8 Hydraulic energy: is the energy generated by the heat of the Earth's interior is energy that comes from a source that won't run out. They are natural and self-replenishing, and usually have a low- or zero-carbon footprint. is the energy generated by the movement of water. is the energy generated by the sun. is the energy generated by the wind. are made from decomposing plants and animals. comes from sources that will run out or won't be replenished in our lifetimes or even in many lifetimes. Nuclear energy is the energy obtained from the nucleus of an atom.