Author Question: From Earth, the view of the Milky Way is a thin band of stars across the night sky. The part of the ... (Read 23 times)

wenmo · **on:** Jul 27, 2018

From Earth, the view of the Milky Way is a thin band of stars across the night sky. The part of the Milky Way galaxy that is described here is the

A) bulge.
B) spiral arm.
C) disk.
D) halo.
E) globular cluster.

Question 2

What is the major difference between an elliptical galaxy and a spiral galaxy?

A) A spiral galaxy contains mostly younger stars.
B) A spiral galaxy has a spherical halo.
C) An elliptical galaxy lacks a disk component.
D) Elliptical galaxies are not as big as spiral galaxies.
E) There are no dwarf spiral galaxies, but there are dwarf ellipticals.