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Sever21 [200]
3 years ago
13

According to the Big Bang theory, the universe was once very __________ and is now __________.

Physics
2 answers:
Ne4ueva [31]3 years ago
8 0
<span>dense; expanding is the one</span>
Tatiana [17]3 years ago
3 0
<span>According to the Big Bang theory, the universe was once very dense and is now expanding. </span>
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