Is GR the only theory in physics which cares about absolute energy?

Asked Dec 29 '21 at 13:13

Active Dec 29 '21 at 13:23

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In my QFT course, they justify dropping the vacuum energy as 'physics only cares about relative energies except for GR in the stress-energy tensor'.

Is this strictly true?

edited Dec 29 '21 at 13:23

Qmechanic

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asked Dec 29 '21 at 13:13

Alex Gower

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Is GR the only theory in physics which cares about absolute energy?

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