Meaning | (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs. |
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Synonym | energy |
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Category | physics, natural philosophy | The science of matter and energy and their interactions |
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Narrower | activation energy, energy of activation | The energy that an atomic system must acquire before a process (such as an emission or reaction) can occur |
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alternative energy | energy derived from sources that do not use up natural resources or harm the environment |
atomic energy, nuclear energy | The energy released by a nuclear reaction |
binding energy, separation energy | The energy required to separate particles from a molecule or atom or nucleus |
chemical energy | That part of the energy in a substance that can be released by a chemical reaction |
electricity, electrical energy, power | Energy made available by the flow of electric charge through a conductor |
energy level, energy state | A definite stable energy that a physical system can have |
heat, heat energy | A form of energy that is transferred by a difference in temperature |
mechanical energy | Energy in a mechanical form |
radiant energy | Energy that is transmitted in the form of (electromagnetic) radiation |
radiation | Energy that is radiated or transmitted in the form of rays / rays or waves or particles |
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 |
Broader | physical phenomenon | A natural phenomenon involving the physical properties of matter and energy |
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Spanish | energía |
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Catalan | energia |
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