Galaxies and the Universe

What is a large grouping of stars, dust, and gas bound together by gravity?

• Nebula
• Galaxy
• Cosmology
• Gravity

The Milky Way Galaxy is what type of galaxy?

• an irregular galaxy

• a spiral galaxy

• an elliptical galaxy

• a nebula

Gravity holds galaxies together in clusters

• False

• True

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

What cluster is the Milky Way a member of ?

• NCj693$

• Local Group

• Andromeda

What is the main scientific theory about how the universe formed?

• Space theory

• Big Bang Theory

• Hycroplexium theory

Tags

NGSS.HS-ESS1-2

Which one is an irregular galaxy?

• 
• 
• 
• 

How do we measure the universe?

• feet

• miles

• light years

• kilometers

The Milky Way has more than 1 billion stars.

• True

• False

What is in the universe? Check all correct answers.

• galaxies

• stars

• planets

• meteors

• everything!

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3