Homework Assignment #9

1. Chapter 18:
   • Read the Chapter (pp 541-564).
   • Answer the Time out to think question on page 556.
   • Briefly answer the following Review Questions: # 4, 6, 12, and 18.
   • Do Problem # 11.
2. Chapter 19:
   • Read the Chapter (pp 567-586).
   • Briefly answer the following Review Questions: # 5, 7, and 14.
   • Do Problems # 11 and 13.
   • Visit The Text Book's Website and do the Tutorial entitled "Hubble's Law". After completing the Tutorial, answer the Review Questions, and write down the correct answers.