Select the correct answer from each drop-down menu. Study the circled features on the surface of the Sun
The circled areas are called
They are
the surrounding area.
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answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

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a is the answer to this question

explanation:

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