The triple-alpha process
A) controls the pulsations in Cepheid variable stars.
B) is the nuclear fusion of hydrogen to helium in massive stars.
C) is the process that produces the neutrinos we receive from the sun.
D) requires a temperature of about 5,000,000 K to operate.
E) occurs during helium flash.

Question

Quizplus · Accepted Answer

The triple-alpha process is the nuclear fusion of three helium nuclei into carbon, which occurs during a helium flash in the core of a red giant star.

The Triple-Alpha Process