Which of the following statements comparing halo stars to our Sun is not true?
A) Most stars in the halo have either died or are in their final stages of life, while the Sun is only in about the middle of its lifetime.
B) Most stars in the halo have cooler surface temperatures than the Sun.
C) Most stars in the halo are less luminous than the Sun.
D) Most stars in the halo contain a much lower percentage of heavy elements than the Sun.

Question

Quizplus · Accepted Answer

Most stars in the halo are much older than the Sun, and therefore have completed their lifetimes already. The Sun, on the other hand, is still in the middle of its lifetime. Therefore, most stars in the halo are not in their final stages of life, as stated in choice A.

Which of the Following Statements Comparing Halo Stars to Our