This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: very different, pessimistic, optimistic, etc.? Which terms caused the biggest differences? Why? Which terms caused the least differences? Why? Concluding Questions: 1. The Drake equation is an estimate of the number of civilizations in the galaxy that have the potential for inter-planetary communication. What is the minimum value for this number? How do we know it? 2. How would you change your estimate if we discovered that early life developed on both Mars and Europa?...
View Full Document
This note was uploaded on 01/25/2012 for the course ASTRO 106 taught by Professor Bell during the Winter '10 term at University of Michigan.
- Winter '10