Author Question: Which of the following is true of Population II stars? A) They are located in the disk component ... (Read 50 times)

OSWALD · **on:** Jul 27, 2018

Which of the following is true of Population II stars?

A) They are located in the disk component of the galaxy.
B) They have randomly tipped orbits with a wide range of shapes.
C) They have higher metal content than Population I stars.
D) They are post-main sequence stars.

Question 2

Cepheid variable stars have pulsation periods of _____.

A) 1 to 60 days
B) 80 to 140 days
C) 150 to 210 days
D) 230 to 290 days