1. Warm Up Questions
   
   1. What were positive effects of the Columbian Exchange?
   2. What were negative effects of the Columbian Exchange?
   
   
2. Discuss Maritime Empires Link Regions
   
   
3. Begin work on Unit 4: Chapter 4.5 Homework (Homework--Due Thursday, November 3rd)
   
   
4. Begin work on Unit 4: Chapter 4.6 Homework (Homework--Due Thursday, November 3rd)