Multiple choice

The source of solar energy is

  1. nuclear fission

  2. nuclear fussion

  3. setting sun

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Sun generates its immense energy through nuclear fusion, a process where hydrogen nuclei combine to form helium under extreme heat and pressure. This reaction releases vast amounts of energy in the form of electromagnetic radiation. Nuclear fission, the splitting of heavy nuclei, is the process used in terrestrial nuclear power plants.

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