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internal energy

Line breaks: in|tern¦al en¦ergy

Definition of internal energy in English:

noun

[mass noun] Physics
The energy in a system arising from the relative positions and interactions of its parts.
Example sentences
  • Thermodynamics is the study of the inter-relation between heat, work and internal energy of a system.
  • If all you know of this system is that its internal energy is E and its volume is V, then clearly there are many, many different states the system could be in.
  • Atoms give up excess internal energy by giving off photons as electrons return to lower energy orbits.

Definition of internal energy in:

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