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Roughly how long does energy from fusion take to work its way from the Sun's center to its surface?

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  1. About 8 minutes
  2. About 100 years
  3. About 100,000 to 1,000,000 years

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References

  1. Astronomy 2e, 16.3 The Solar Interior: Theory openstax.org/books/astronomy-2e/pages/16-3-the-solar-interior-theory Checked 2026-10-10.

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