Stars and the Universe

You are an astronaut exploring the universe. You realize you are in our galaxy. What is the name of our galaxy?

• Mily Galaxy

• Milky Way Galaxy

• Andromeda Galaxy

• Pinwheel Galaxy

A galaxy is a large collection of stars, gas and dust. What is responsible for holding the stars, gas, and dust together in a galaxy?

• heat
• light
• gravity
• friction

Tags

NGSS.HS-PS2-4

what is a large celestial body that is composed of gas and emits light 

• star
• universe
• galaxy
• asteroid

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

what is a large collection of stars, gas, and dust that is held together by gravity

• star
• universe
• galaxy
• asteroid

Tags

NGSS.MS-ESS1-2

A force of attraction between any two objects is called _____________.

• static electricity 
• rotation
• gravity
• orbit

Tags

NGSS.HS-PS2-4

Which star has the lowest luminosity?

• A
• B
• C
• D

Which star has the lowest temperature?

• A
• B
• C
• D

Which star is considered a Main Sequence Star?

• A
• B
• C
• D

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular 
• Irrational

The color of the star tells us its 

• composition
• Temperature
• Luminosity 
• Mass