What are the units of measurement of Space- Time id space a volume is time a constant?

Answers

Jeffrey K

Spacetime units are cubic meter seconds.

Clive

It would help if your question made sense.

Anonymous

parsecs

cosmo

Cosmologists speak of "co-moving volumes" which expand with the expansion of the Universe, or "metric volumes" which are a fixed number of cubic meters. The two types of volume are related by the expansion factor of the Big Bang, which varies in time.

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