Choose from the list below for the following questions.You may use a choice more than once.
-When a 1-solar-mass star stabilizes as a giant for about a billion years,which method of energy generation occurs in its central core?
A)H fusion by the proton-proton chain
B)H fusion by the CNO cycle
C)helium fusion
D)matter-antimatter annihilation
E)gravitational contraction

Question

Quizplus · Accepted Answer

Helium fusion, or the triple-alpha process, begins to dominate in the core of a 1-solar-mass star once it expands and stabilizes as a giant, following the exhaustion of hydrogen in its core.

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