Question

1. a galaxy is a large group of stars, gas, and dust. a. what are the names of three types of galaxies? (3 points) b. what shape does each galaxy have? (3 points) a. |

Explanation:

Galaxies are classified into different types based on their shapes. Spiral galaxies have a central bulge and spiral - arms. Elliptical galaxies are shaped like ellipsoids. Irregular galaxies have no regular or symmetrical shape.

Answer:

A. Spiral galaxies, Elliptical galaxies, Irregular galaxies
B.
a. Spiral galaxies: Have a central bulge and spiral - arms.
b. Elliptical galaxies: Shaped like ellipsoids.
c. Irregular galaxies: Have no regular or symmetrical shape.