Life Cycle of a Star

Which comes first in stellar evolution?

• stellar nebulae

• planetary nebulae

• protostar

• white dwarf

True or False: Fusion happens in a protostar.

• True

• False

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

True or False: If fusion does not happen after a stellar nebulae collapses, a star does not form.

• True

• False

Tags

NGSS.HS-ESS1-1

True or False: The life of a star is dependent upon the mass of the original star.

• True

• False

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

A protostar glows due to ___.

• heat

• fusion

Tags

NGSS.HS-ESS1-1

A star spends the majority of its life as a _____.

• protostar

• main sequence star

• white dwarf

• neutron star

Tags

NGSS.HS-ESS1-3

The majority of stars in space are ____.

• main sequence stars

• white dwarfs

• brown dwarfs

• neutron stars

Main sequence stars use ____ as fuel for nuclear fusion.

• coal

• hydrogen

• helium

• plasma

Tags

NGSS.HS-ESS1-1

True or False: As long as the outward pressure from the core and the inward gravitational pull are equal, a star will maintain its size.

• true

• false

Tags

NGSS.HS-PS2-1

Select the options that are true for low mass stars

• High temperature

• Long life

• Go supernova

• Die as a white dwarf

• Uses fuel slowly

Tags

NGSS.HS-ESS1-1