The Hertzsprung-Russell Diagram
Answer the questions using the above HR Diagram
1. What factor affects the color of a star?
2. What is luminosity?
3. What factor affects the luminosity of a star?
4. What is the approximate surface temperature of the sun?
5. What is the color of the stars with the highest surface temperature?
6. What type of star has a high temperature but a low luminosity?
7. Most of the stars on the HR Diagram are classified as which type of star?
8. How is it possible for white dwarfs to have a lower luminosity than the sun even though the sun is cooler than white dwarfs?
9. What is the color of the stars with the lowest surface temperature?
10. What type of star has a low temperature but a high luminosity? Download pdf
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