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Ivenika [448]
3 years ago
11

Explain that a universe is a large collection of billions of galaxies and is expanding continuously?

Physics
2 answers:
mrs_skeptik [129]3 years ago
7 0
When scientists talk about the expanding universe, they mean that it has been growing ever since its beginning with the Big Bang. ... In other words, the universe has no center; everything is moving away from everything else.
pychu [463]3 years ago
4 0
It is the effect of the Big Bang and dark energy.
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