How Do Stars Form and Evolve

The core of a Red Giant collapses and becomes a ___________________.

• White Dwarf

• Blue Supergiant

• Red Supergiant

• Black Hole

When a massive star begins to cool and expand it is known as a _______________.

• Blue Supergiant
• Red Giant
• Red Supergiant
• White Dwarf

When the core of a Red Supergiant collapses, a bright event known as a ___________ occurs.

• superdupernova
• supernova
• big bang
• black hole

After a supernova, the core can collapse into a neutron star, or if massive enough even a ___________.

• Black Hole
• White Dwarf
• Brown Dwarf
• Black Dwarf

At the end of their life, massive stars will either become _____________ or ______________

• Red Supergiant, White Dwarf

• Supernova, Red Giant

• Neutron Star, Black Hole

• Planatary Nebula, Blackhole

What is this cloud of dust and gas called? It's where new stars are formed.

• Black Hole

• White Dwarf

• Red Giant

• Nebula

Tags

NGSS.HS-ESS1-3

Most stars are made of which gases?

• Hydrogen only
• Hydrogen and Lithium
• Hydrogen and Sodium
• Hydrogen and Helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Our sun is currently in what star stage?

• Protostar
• Nebula
• Main Sequence
• Red Giant

Tags

NGSS.HS-ESS1-1

After the main sequence, a low mass star becomes a

• black dwarf
• protostar
• red giant
• supergiant

After the main sequence, a high mass star becomes a

• black dwarf

• protostar

• red giant

• red supergiant