The source of energy of the sun is:

nuclear fission

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chemical reaction

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nuclear fusion

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photoelectric effect

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Solution

The correct option is C nuclear fusion
The Sun is a main-sequence star, and thus generates its energy by nuclear fusion of hydrogen nuclei into helium. In its core, the Sun fuses 620 million metric tons of hydrogen each second.

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Similar questions

Nuclear fission reactions are not a source of energy for one of the following. This is :
(a) atom bomb (b) power plants (c) sun (d) pacemaker

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