Energy (is a quantity that can be assigned to every particle, object, and system of objects as a consequence of the state of that particle, object or system of objects. Different forms of energy include kinetic, potential, thermal, gravitational, sound, elastic, light and electromagnetic energy.
Energy transformation in the universe over time are characterized by various kinds of potential energy that has been available since the Big Bang, later being "released" (transformed to more active types of energy such as kinetic or radiant energy), when a triggering mechanism is available.
Different forms of energy.
There are different forms of energy, all of which measure the ability of an object or system to do work on another object or system. Listed below are some forms of energy.
Thermal or heat energy