Multiple Choice
In the evolution of massive stars, what is the significance of the temperature 600 million K?
A) It is the temperature at which helium fuses into carbon.
B) It is the temperature needed for carbon fusing into heavier elements.
C) It is the main sequence core temperature which makes massive stars so bright.
D) It is the temperature needed for helium burning into boron.
E) It is the final temperature reached during their evolution.
Correct Answer:

Verified
Correct Answer:
Verified
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