Galaxies

How are galaxies held together.

• gas

• dust

• stars

• gravitational attraction

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular 
• Irrational

Our Galaxy is called the

• M38
• Milky Way Galaxy
• Andromeda Galaxy
• Pinwheel Galaxy

Place these objects in order from smallest to largest.

• Planets, solar system, universe, galaxy
• Solar system, planets, galaxy, universe
• Planets, solar system, galaxy, universe
• Galaxy, solar system, planets, universe

Tags

NGSS.MS-ESS1-3

What are in galaxies?

• ice and rock
• dust, gas, and stars
• stars and ice
• water and dust

How many stars are in a galaxy.

• billions

• thousands

• hundreds

• Ten

Tags

NGSS.MS-ESS1-3

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.MS-ESS1-2

NGSS.MS-PS2-4

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-2

• A

• B

• C

• D

Which is the largest object in our solar system?

• Moon

• Mars

• Venus

• Sun

Tags

NGSS.MS-ESS1-3