Question 1

How many types of galaxies are there in the Hubble Diagram?

Your answerChoice

4

Selected

3

2

5

Question 2

Elliptical galaxies are:

Your answerChoice
Selected

old

young

teenaged

Question 3

Spiral galaxies are:

Your answerChoice

teenaged

Selected

young

old

Question 4

A galaxy that isn't a spiral or an elliptical is called a(n):

Your answerChoice

weird galaxy

nebula galaxy

unusual galaxy

Selected

irregular galaxy

Question 5

What color are young galaxies and stars?

Your answerChoice
Selected

red

purple

green

blue

Question 6

What color are old galaxies and stars?

Your answerChoice

green

Selected

blue

red

purple

Question 7

One galaxy can go through all the main galaxy types (over time) during its lifetime.

Your answerChoice
True
Selected
False