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gully

  • 3 years ago

According to the nebular hypothesis, when did nuclear fusion begin? After the planets formed. When the sun was 5 billion years old. When the nebula first exploded outward into space When particles were pulled together so tightly they combined.

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  1. shreya.
    • 3 years ago
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    the ans is the last one

  2. gully
    • 3 years ago
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    thanks

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