Energy
Of physics and physical phenomenon. May also be referred to as free energy.
(physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms".
This concept's ID is @1~57764
Contains
- heat
A form of energy that is transferred by a difference in temperature.
- radiation
Energy that is radiated or transmitted in the form of rays or waves or particles.
- electricity
Energy made available by the flow of electric charge through a conductor; "they built...
- mechanical energy
Energy in a mechanical form.
- alternative energy
Energy derived from sources that do not use up natural resources or harm the...
- atomic energy
The energy released by a nuclear reaction.
- radiant energy
Energy that is transmitted in the form of (electromagnetic) radiation; energy that...
- binding energy
The energy required to separate particles from a molecule or atom or nucleus; equals...
- energy level
A definite stable energy that a physical system can have; used especially of the state...
- rest energy
The energy equivalent to the mass of a particle at rest in an inertial frame of reference;...
- work
(physics) a manifestation of energy; the transfer of energy from one physical system to another...
- chemical energy
That part of the energy in a substance that can be released by a chemical react...
- activation energy
The energy that an atomic system must acquire before a process (such as an emission...