Stars and the H-R Diagram

Untitled Question

• I read this
• I did not read this

What is the approximate luminosity of the Sun?

• 10
• 6,000
• 1
• 0.01

The surface temperature of a red super giant is ______ than a white dwarf.

• higher
• lower

What is the color of stars with the LOWEST surface temperature?

• Red
• Yellow
• White
• Blue

What is the color of stars with the HIGHEST surface temperature?

• Red
• Yellow
• White
• Blue

Most stars on the H-R Diagram are classified as which type of star?

• Main Sequence
• Giants
• Super Giants
• White Dwarfs

What is the name of our most popular star - with a temperature approximately 6,000 degrees K and a low / medium brightness?

• Rigel
• Betelgeuse
• Sun
• Sirius

Identify the luminosity of Baranrd's Star

• 1 - 0.1
• 0.001 - 0.01
• 1,000 - 10,000
• 0.0001 - 0.001

Identify the temperature of Baranrd's Star

• 3,000 K - 4,000 K
• 4,000 K - 5,000 K
• 10,000 K - 20,000 K
• 20,000 K - 30,000 K

Identify the luminosity of Betelgeuse

• 1 - 0.1
• 10,000 - 1,000,000
• 1,000 - 10,000
• 1 - 10