Which of the following is the biggest and most complex system?

• Galaxy cluster

• Galaxy

• Solar system

• Universe

Which of the following is the smallest and least complex system?

• Galaxy cluster

• Galaxy

• Solar system

• Universe

Which of the following has the hierarchy of the universe listed, in order, from least complex to most complex.

• moon, planet, star, black hole

• Universe, galaxy, galaxy cluster, solar system, planet, moon

• moon, planet, solar system, galaxy, galaxy cluster, universe

• moon, planet, solar system, galaxy cluster, galaxy, universe

Which of the following correctly lists the objects from largest to smallest?

• Universe, Galaxy, Star, Planet

• Universe, Galaxy, Planet, Star

• Galaxy, Universe, Star, Planet

• Galaxy, Universe, Planet, Star

Tags

NGSS.MS-ESS1-3

True or False: A galaxy is bigger than the universe.

• true
• false

We live in the ___________ galaxy.

• Andromeda
• M42
• Milky Way 
• M81

Tags

NGSS.MS-ESS1-2

a giant structure that contains hundreds of billions of stars 

• solar system
• galaxy 
• Earth 

Tags

NGSS.MS-ESS1-2

celestial objects made up of rock, water, gas and/or other substances that revolve around a star. 

• the sun
• planets
• galaxies
• solar systems

Tags

NGSS.MS-ESS1-3

Which hierarchy is correct, from largest to smallest?

• universe, solar system, galaxy, planet, star
• universe, star, planet, solar system, galaxy
• galaxy, universe, solar system, planet, star
• universe, galaxy, solar system, star, planet

Reorder the following to form the hierarchy of the universe from biggest to smallest.

• universe

• galaxy

• solar system

• stars

• planet