Lifecycle of Stars

A giant cloud of gas and dust, it is made mostly of Hydrogen and Helium.

• Supernova 
• Nebula 
• Planetary Nebula 
• Gravity 

A high mass star that eventually explodes.

• Nebula 
• Planetary Nebula 
• Supernova 
• Star 

A process in stars where two Hydrogen atoms combine to form Helium and release energy.

• Nebula 
• Nuclear Fusion 
• Supernova 
• Gravity 

A force which tries to pull two objects toward each other.

• Supernova 
• Nebula 
• Planetary Nebula 
• Gravity 

What are the two major elements found in the universe?

• gold, silver
• hydrogen, helium 
• silver, copper
• uranium, carbon

Our sun is currently in what star stage?

• Protostar
• Nebula
• Main Sequence
• Red Giant

A ________ is an object so dense with so much gravity that even light cannot escape.

• neutron star
• white dwarf
• blackhole
• black dwarf

How might a high mass star's life cycle end? (check all that apply)

• white dwarf

• neutron star

• black hole

• red giant

Main sequence stars have what in common?

• They are primarily fusing hydrogen into helium

• They are red in color

• They are larger than most other stars

• They are the hottest stars

The eventual type of star death depends on

• Color
• Shape
• Mass
• Composition