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energy in the form of chemical bonds within a substance
the energy a moving object possesses
gravitational potential energy
the energy of an object due to its height above the ground.
Elastic potential energy
the energy of an object under strain
energy in the form of movement of electrons
The ability to do work.
conservation of energy
the principle that energy can be neither created nor destroyed.
energy transferred by a machine that is in a form that is needed
energy transferred by a machine that is not in a form that is needed
The unit of force.
A split arrow which shows the transfer of energy by a machine.
energy supplied to a machine
the useful energy provided by a machine divided by the total energy multiplied by a hundred.