Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


Red Giant

A large, reddish star late in its life cycle

White Dwarf

a small, hot star near the end of its life; the leftover center of an old star

main sequence

the location on the H-R diagram where most stars lie


a gigantic explosion in which a massive star collapses and throws its outer layers into space

neutron star

a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons


a rapidly spinning neutron star that emits rapid pulses of radio and optical energy

black hole

an object so massive and dense that even light cannot escape its gravity


a collection of stars, dust, and gas bound together by gravity


a large cloud of dust and gas in interstellar space; a region in space where stars are born or where stars explode at the end of their lives

globular cluster

a light group of stars that look like a ball and contains up to 1 million stars

supergiants are at least ___ times bigger than the sun.


open cluster

a group of stars that are close together relative to surrounding stars


a starlike object that may send out radio waves and other forms of energy

Red Giants can be __ or more times bigger than the sun.


H-R diagram

Hertzsprung-Russell diagram, a graph that shows the relationship between a star's surface temperature and absolute magnitude

A star spends most its life time in the____________

Main Sequence

The Sun is a

red Giant

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording