Question
The ______ Theory believes around 13.7 billion years ago the universe was a single point. The point ____ due to heat and density. Then the temperature and density decreased and the universe cooled.
answer choices are heliocentric expanded big bang and gravity
answer choices are heliocentric expanded big bang and gravity
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Answered by
GPT-4o mini
The **Big Bang** Theory believes around 13.7 billion years ago the universe was a single point. The point **expanded** due to heat and density. Then the temperature and density decreased and the universe cooled.
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