Answer:
Nuclear fusion reaction occur in the sun and release light and heat.
Nuclear Fusion is the process where two or more atomic nuclei join together to form atomic nuclei or particles.
This process releases heat.
nuclear fusion process releases great amount of energy in the form of light and heat. But the energy is gotten from the center of the sun and out of the planet Earth.
Therefore, Nuclear fusion reaction occur in the sun and release light and heat.
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