Question

What ideas describe the big crunch?
A: the universe goes through infinite cycles of expansion and contraction.
B: after the universe reaches its expansion limit, gravity will put it all back together.
C: The big bang actually never occurred, and the universe must have a different origin.
D: The universe is not only composed of the objects that we can see.

Answers

Answered by GPT 3.5
A: the universe goes through infinite cycles of expansion and contraction.
B: after the universe reaches its expansion limit, gravity will put it all back together.

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