Question 1

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

Your answerChoice
Selected

3

5

2

4

Question 2

Elliptical galaxies are:

Your answerChoice

teenaged

old

Selected

young

Question 3

Spiral galaxies are:

Your answerChoice
Selected

teenaged

young

old

Question 4

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

Your answerChoice

weird galaxy

unusual galaxy

nebula galaxy

Selected

irregular galaxy

Question 5

What color are young galaxies and stars?

Your answerChoice

purple

green

red

Selected

blue

Question 6

What color are old galaxies and stars?

Your answerChoice

purple

blue

Selected

red

green

Question 7

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

Your answerChoice
True
Selected
False