energy
kevin horne
kinetic energy
The energy possessed by a body because of its motion, equal to one half the mass of the body times the square of its speed
potential energy
is associated with a set of forces that act on a body in a way thatdepends only on the body's position in space.
chemical energy
that part of the energy in a substance that can be releasedby a chemical reaction
gravitational energy
The energy that a system of particles has by virtue of their positions, equal to the work that must be done against gravitational forces to assemble the particles from some reference configuration,