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Stellar Properties and Stellar Evolution Study Guide Name _______________________ 1. Why does each star have a unique absorption spectrum? 2. How does the Doppler Effect indicate a stars movement? 3. How does a stars surface temperature relate to its color? 4. Create a Venn diagram to compare and contrast absolute and apparent magnitude. 5. A shock wave may be the stimulus that causes a nebula to start condensing to form new 6. Looking at the HR diagram, how might a stars position change as it ages? 7. Planets shine by reflected star light. How can planets be brighter than stars? 8. Explain the difference between an astronomical unit and a light year. 9. Explain the difference between a giant and a super-giant. Stellar Properties and Stellar Evolution Study Guide Name _______________________ 10. Which colors have the shortest and longest wavelengths? 11. Explain the relationship between mass, gravity, and the temperature of a star. 12. Describe the life cycle of the sun. 13. What color is the most massive type of main sequence star? The least massive? 14. A stable main-sequence star is balanced between which two forces? 15. What types of stars are thought to be the remnants of supernova explosions? 16. How do the lives of the most massive stars end? What are the two possible products of this event?