Star Life Cycle and Star Classification

Match it! Select the correct answer from the pull down...Good luck!

During which stage of development does the star have a cool surface temperature and the greatest luminosity?

By using a spectroscope an astronomer can

Which characteristics best describe the star Betelgeuse?

Which star color indicates the hottest star surface temperature?

In order to position a star on an H-R diagram you must know at least the star's

Giant stars have greater luminosity than our sun mainly because they are

Barnard's Star has a surface temperature of about

Which star has a surface temperature most similar to the surface temperature of Alpha Centauri?