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Shalnov [3]
3 years ago
15

Which piece of evidence helps prove the Big Bang Theory?

Biology
2 answers:
geniusboy [140]3 years ago
5 0
All the galaxies appear to be moving away from each other. This proves the universe is expanding which supports the theory of a Big Bang explosion.
olasank [31]3 years ago
4 0
All galaxies appear to be moving away from each other. It’s because the Big Bang was an explosion, which caused everything to be spread out everywhere. So now, they’re constantly moving away from each other.
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