The 'sun's energy is produced by

A) nuclear fission reactions.
B) nuclear fusion reactions.
C) electromagnetic radiation.
D) ultraviolet radiation.
E) infrared radiation.

Sun's Energy

The radiant energy emitted by the sun, which includes visible light, ultraviolet light, and infrared radiation.

Nuclear Fusion

A process where two light atomic nuclei combine to form a heavier nucleus, releasing energy as a result.

Electromagnetic Radiation

A form of energy that is propagated through space or matter, consisting of electric and magnetic fields that oscillate at right angles to each other.