Universe and Galaxies

What kind of galaxy is this?

• Ring
• Irregular
• Spiral
• Elliptical 

What kind of galaxy is this?

• Barred Spiral
• Irregular
• Peculiar
• Ring

What kind of galaxy is this?

• Peculiar
• Active Galaxy: Quasar
• Spiral
• Elliptical 

One light year is a...

• A length of time
• A distance
• A galaxy
• A measure of gravity

Which of the following is the smallest?

• The Milky Way Galaxy
• A red giant star
• The moon
• Jupiter

True or False: The sun is much bigger than most of the stars in the sky.

• True 
• False

How many stars are in an average sized galaxy?

• Hundreds
• Thousands
• Millions
• Billions

Our galaxy is a ________ galaxy.

• Irregular
• Elliptical
• Spiral
• Twirl

At the center of most, if not all, galaxies is a _________. 

• Giant Sun
• Black Hole
• Big Bang
• White Dwarf

The closest star to the sun is the...

• Sirius A
• Barnard's Star
• Luhman16
• Proxima Centauri