Multiple Choice
After they leave the main sequence,what happens to stars with masses between 0.4 and 4 solar masses?
A) They undergo thermonuclear fusion of hydrogen and helium, but never get hot enough to ignite carbon.
B) They undergo thermonuclear fusion of hydrogen, but never get hot enough to ignite helium.
C) They produce type-I supernovae after they exhaust their nuclear fuels.
D) They produce type-II supernovae after they exhaust their nuclear fuels.
Correct Answer:
Verified
Correct Answer:
Verified
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