In the context of giant stars, helium fusion produces _____ that accumulate in an inert core.
A) nitrogen and carbon
B) hydrogen and neon
C) oxygen and neon
D) carbon and oxygen
Question 2
The ignition of helium in the core of a star changes the structure of the star. The star now makes energy in two locations by two different processes, _____.
A) carbon fusion in the core and helium fusion in the surrounding shell
B) helium fusion in the core and nitrogen fusion in the surrounding shell
C) helium fusion in the core and hydrogen fusion in the surrounding shell
D) nitrogen fusion in the core and helium fusion in the surrounding shell
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