Big Bang and Galaxies Review

How many stars are in an average sized galaxy?

• Hundreds
• Thousands
• Millions
• Billions

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

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

What do elliptical galaxies look like?

• a cinnamon roll
• round or flattened balls
• tennis ball
• a shoe

What type of galaxy is this? 

• Spiral
• Odd Shaped
• Irregular
• Elliptical

Which galaxy contains old stars?

• the milky way
• the sun
• ellipitical
• ice cream

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular
• Irrational

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular 
• Irrational

The vast majority of galaxies in our universe are moving away from us.  We know this because we observe __________ in the galaxies absorption spectra.

• Redshift
• Blueshift
• Turbulance
• Superposition

What does the Big Bang theory suggest?

• The universe was just there
• The Milky Way is the only solar system
• The universe is continually expanding
• The universe started as a point and is moving towards each other

What happened to the temperature of the universe for gasses to form?

• It heated up
• Nothing
• It cooled
• It fluxuated