Which of the following statements about various stages of core nuclear burning (hydrogen,helium,carbon,etc. )in a high-mass star is not true?
A)As each stage ends,the core shrinks and heats further.
B)Each successive stage creates an element with a higher atomic number and atomic mass number.
C)As each stage ends,the reactions that occurred in previous stages continue in shells around the core.
D)Each successive stage lasts for approximately the same amount of time.

Question

Quizplus · Accepted Answer

Each successive stage lasts for a shorter amount of time than the previous stage, as the rate of fusion reactions increases with the increasing temperature and pressure in the core.

Which of the Following Statements About Various Stages of Core