____ is the thermonuclear fusion of hydrogen to form helium operating in the cores of massive stars on the main sequence.
A) The CNO cycle
B) The proton-proton chain
C) Hydrostatic equilibrium
D) The neutrino process
E) none of the above

Question

Quizplus · Accepted Answer

The CNO cycle is the process of thermonuclear fusion of hydrogen into helium in the cores of massive stars on the main sequence.

____ Is the Thermonuclear Fusion of Hydrogen to Form Helium