Astronomy Death of Star

Average sized stars theoretically end in what stage?

• White dwarf
• Black dwarf
• Neutron star 
• Black hole 

Stars are formed in a large cloud of gas and dust called a

• cumulonimbus cloud
• nebula
• neutron star
• black hole

The process that fuels stars is

• nuclear fusion
• nuclear fission
• physical fraction
• photosynthesis

A white dwarf may be surrounded by a...

• nebula
• black hole
• a planetary nebula
• a plasma cloud

Why can't scientists observe the entire lifespan of one star?

• It takes billions of years
• We cannot perceive those wavelengths
• It goes too fast
• The limitations of our telescopes

A star spends most of its "life" as a

• Nebula
• Main Sequence star
• Red Giant
• White Dwarf

After using up all of its hydrogen, a dying star will fuse its helium into Carbon & Oxygen.

• True
• False

A star's mass will determine how it will die. 

• True
• False

What is the branch called that follows the red giant stage. 

• Vertical 
• Horizontal
• Binary
• Supernova 

Burning is the same thing as fission. 

• True
• False