What does mass-energy mean?
Mass-energy means (physics) Mass and energy as a unified concept..
Looking up this word…
Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
Pronunciation varies by accent · noun
(physics) Mass and energy as a unified concept..
Whereas in classical physics mass and energy are distinct concepts, on relativistic scales, they become indistinguishable and are replaced by mass-energy.
In higher-energy physics, mass and energy eventually become meaningless as individual concepts; a particle's so-called "mass" is actually mass-energy and is often given equivalently in units of either mass (GeV/c²) or energy (GeV).
For equations normalized with Planck units, the quantities of mass and energy become numerically identical, revealing their true nature as mass-energy.
Mass-energy conversion occurs during nuclear fusion and fission.
Use mass-energy when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Mass-energy means (physics) Mass and energy as a unified concept..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Whereas in classical physics mass and energy are distinct concepts, on relativistic scales, they become indistinguishable and are replaced by mass-energy.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.