Multiple Choice
How do large mass stars in the upper region of the main sequence produce energy?
A) by fusing hydrogen using the proton-proton chain
B) by fusing hydrogen using the CNO Cycle (carbon-nitrogen-oxygen)
C) by fusing hydrogen using both the CNO Cycle and the proton-proton chain
D) by fusing hydrogen using the HNO Cycle (hydrogen-nitrogen-oxygen)
E) by fusing helium using the HeNO Cycle (helium-nitrogen-oxygen)
Correct Answer:
Verified
Correct Answer:
Verified
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