Stars and Solar System

Baby stars are born where?

• In nebulae
• In the vastness of space
• Inside larger stars
• None of these are correct

Which of the following terms should be listed first chronologically? 

• Main-Sequence
• Protostar
• White Dwarf
• Red Giant

Which best describes a main-sequence star?

• Unstable

• Relatively very hot

• Balanced forces

• Relatively very small

All main-sequence stars will explode as supernovae.

• True
• False

Our Sun is a main-sequence star that will explode as a supernova in 6 billion years.

• True
• False

All stars (low, medium, and high mass) become red giants as their hydrogen fuel runs out.

• False
• True

Low-mass stars eventually collapse into what final star remnant?

• Black holes
• Neutron stars
• White dwarfs
• Nebulae

Very massive stars eventually collapse into what final star remnant?

• Neutron stars
• Black holes
• White dwarfs
• Protostars

Massive stars (between low-mass and very massive) eventually collapse into what final star remnant?

• Black holes
• Neutron stars
• White dwarfs
• Protostars

Stars fuse hydrogen into heavier elements during the main sequence stage, up to Iron (Fe).

• False
• True