Question

40. Energy coming from the Sun for billion of
years is result of
(A) Heat reaction
(B) Nuclear reaction
(C) Molecular reaction
(D) Potential reaction​

Answer 1

Answer:

Yet the Sun is so large that it has been burning hydrogen at this rate ever since it formed some 5 billion years ago, and it will continue to burn steadily for at least another 4 billion years. The energy released by nuclear fusion in the heart of the Sun is eventually radiated away in all directions into space.

Answer 2

Answer:

nuclear reaction

Explanation:

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