Star Formation and Life Cycle Quiz

Where are all stars born?

• In the ocean

• In a nebula

• On a planet

• In a galaxy

What is the first stage of a star’s life?

• Red giant

• White dwarf

• Protostar

• Supernova

What reaction generates a star’s heat and energy?

• Combustion

• Nuclear fusion

• Photosynthesis

• Evaporation

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is the spectral class of the coolest stars?

• O

• B

• M

• A

What are large and extremely bright stars classified as?

• Red dwarfs

• Supergiants

• Neutron stars

• Brown dwarfs

What is left behind after a supernova explosion?

• A black hole

• A white dwarf

• A neutron star

• A red giant

What occurs at the end of a star’s life if it is 3 or more times more massive than the sun?

• It becomes a red giant

• It becomes a white dwarf

• It becomes a black hole

• It becomes a brown dwarf

What is a star's brightness known as?

• Luminosity

• Temperature

• Mass

• Volume

Tags

NGSS.HS-ESS1-1

Are stars with a low magnitude bright stars or dim stars?

• Bright stars

• Dim stars

• Medium brightness

• Invisible stars

What is the brightest star in the night sky?

• Sirius

• Polaris

• Betelgeuse

• Vega