Life of a Star

A star forming nebula is...

• birthplace of stars
• made up of gas and dust
• contracts due to gravity to begin forming a star
• All are correct

A supernova can cause a black hole...

• which is so dense that nothing can escape it's gravity, not even light.
• which pushes matter away from it.
• where only light escapes.
• which is actually a bright star.

Tags

NGSS.HS-ESS1-3

A supernova can also turn into a neutron star...

• when the star's core collapses and forms a dense mass of neutrons.
• where not even light can escape.
• and then it turns into a planet.
• and it does a little dance.

Tags

NGSS.HS-ESS1-3

The core of a red giant collapses and the outer layers of hydrogen, helium and other elements are ejected into a cloud called...

• a black hole.
• a planetary nebula.
• a neutron star.
• a super giant.

Tags

NGSS.HS-ESS1-3

As the core of the red giant collapses it condenses into a super bright and dense star called...

• a brown dwarf.
• a red super giant.
• a white dwarf.
• a black hole.

Tags

NGSS.HS-ESS1-3

______ is a force that causes dust particles to stick together in a nebula.

• nuclear fusion
• gravity
• hydrogen
• friction

Tags

NGSS.HS-PS2-4

What gases are most abundant in a nebula (molecular cloud)?

• Hydrogen

• Helium

• Carbon

• Iron

What elements are most abundant in main sequence stars like our sun?

• Hydrogen

• Helium

• Carbon

• Oxygen

Tags

NGSS.HS-ESS1-1

What elements would be most abundant in a red giant?

• hydrogen

• helium

• carbon

• iron

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Of the following stars, which one is the hottest?

• Red giant

• Giants

• White Dwarf

• Main Sequence