Social Sciences, asked by samuelkompetente, 9 days ago

it is the increase in distance between any two given gravitationally unbound parts of the observable universe with time​​

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Answered by parmodbaluni
1

Answer:

The expansion of the universe is the increase in distance between any two given gravitationally unbound parts of the observable universe with time. It is an intrinsic expansion whereby the scale of space itself changes

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