What is nuclear fusion?

Two low-mass nuclei join and release energy.

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  1. A heavy nucleus splits apart
  2. A neutron turns into a proton only
  3. Two low-mass nuclei join and release energy ✔

Why: Fusion combines light nuclei, releasing energy. It requires very high temperature or pressure.

Huh, didn't know that: Fusion combines light nuclei, releasing energy. It requires very high temperature or pressure.

The dad joke
Fusion is a close encounter of the nuclear kind.
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References

Answer: Two low-mass nuclei join and release energy. Fusion combines light nuclei, releasing energy. It requires very high temperature or pressure.

  1. Nuclear physics en.wikipedia.org/wiki/Nuclear_physics
    two low-mass nuclei come into very close contact with each other so that the strong force fuses them
    Checked 2026-11-07.

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