Which of the following statements about the disk of the Milky Way is false?
A)The average age of disk stars is less than that of halo stars.
B)Disk stars are all younger than 5 billion years.
C)Disk stars have a higher proportion of heavy elements,on average,than halo stars.
D)Disk stars orbit in the same direction around the Galactic center.
E)The length of the disk is about 100 times its thickness.

Question

Quizplus · Accepted Answer

This statement is false because disk stars can range in age from a few million to over 10 billion years old. While the disk does contain a higher proportion of young stars, there are also many older stars within it.

Which of the Following Statements About the Disk of the Milky