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Mini-Quiz: Galaxies

by Ron Kurtus (revised 10 February 2011)

Take this Mini-Quiz to check your understanding of the lesson material.



1. What are many of the stars in a galaxy?

Planets

There are no stars in a galaxy

Planetary systems

2. Why do they call it "dark matter"?

Because it is a dark brown color

Because it is very heavy

Because no one has seen it

3. What is a light year?

How long the light shines each year

The distance light travels in a year

125 billion

If you got all three correct, you are on your way to becoming a Champion in Astronomy. If you had problems, you had better look over the material again.


You are important in this huge Universe


Resources and references

Ron Kurtus' Credentials

Websites

Astronomy Resources

Books

Top-rated books on Astronomy

Top-rated books on Galaxies


Questions and comments

Do you have any questions, comments, or opinions on this subject? If so, send an email with your feedback. I will try to get back to you as soon as possible.


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