Hertzsprung-Russell Diagram or Characteristics of Stars

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Presentation transcript:

Hertzsprung-Russell Diagram or Characteristics of Stars ESRT PAGE 15

Stars are classified by luminosity, temperature and size

Luminosity Rate at which star emits energy relative to the SUN

How does the temperature read on the diagram? Temperatures go from high to low or hot to cold

What is the luminosity and temperature of Pollux? 90 4500 (K)

Find Eridani B. What stage of its life is it in? White Dwarf

Deneb is a supergiant at what stage? What will it eventually become?

List the following in increasing temperature: Sun, Rigel, Barnard’s Star, Betelgeuse, Sirius Barnard’s Star, Betelgeuse, Sun, Sirius, Rigel

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