Universe

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Last updated 8:25 PM on 8/25/26
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5 Terms

1
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What does the Big Bang model describe?

The universe began in an extremely hot, dense state and expanded.

2
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What is inflation?

A period of extremely rapid expansion of the early universe.

3
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What is nucleosynthesis?

The formation of new atomic nuclei/elements through nuclear processes.

4
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What elements were formed in the early universe?

Mainly the lightest elements, especially hydrogen and helium.

5
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Where are heavier elements made?

Inside stars and during events such as stellar explosions.