Multiple choice general knowledge

The temperature of sun is maintained by what?

  1. Atomic Reactions

  2. Thermonuclear Reactions

  3. Nuclear Reactions

  4. Thermo Reactions

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The sun's temperature is maintained by thermonuclear fusion reactions in its core, where hydrogen atoms combine to form helium, releasing enormous amounts of energy in the process.