Galaxies Review

What type of galaxy is this?

• Spiral

• Elliptical

• Irregular

• Lenticular

What type of galaxy is this?

• Spiral

• Elliptical

• Irregular

• Lenticular

What type of galaxy is this?

• Spiral

• Elliptical

• Irregular

• Lenticular

What galaxy do we live in?

• Snickers

• 3 Muskateers

• Mars

• Milky Way

How old is the Milky Way Galaxy?

• 4.6 million years

• 4.6 billion years

• 13.7 million years

• 13.0 billion years

Galaxies are classified by their....

• Size

• Density

• Brightness

• Shape

Why do scientists classify data?

• It keeps them busy

• Helps them stay organized

• They need something to do

• Scientists like to enter numbers

Approximately how many stars does the Milky Way galaxy have?

• 100 billion stars

• 700 billion stars

• 1100 billion stars

• 1500 billion stars

Describe where our sun and solar system are located in the Milky Way galaxy

• Directly in the center

• We are outside the galaxy

• We are at the end of one of the spiral arms

Tags

NGSS.MS-ESS1-2

What shape is the Milky Way galaxy?

• Spiral

• Elliptical

• Irregular

• Lenticular