1. Have you thoroughly read chapter 11?

2. How many bits are required to indicate a letter in the English alphabet?

3. Why do we use base 10 arithmetic?

4. Identify the four major areas of the brain as described by Sagan.

5. Which species is known to have stored information for their descendants in some location other than in their bodies?

6. What is the connection between the hemispheres of the brain called?

7. Which of the two Voyagers was launched first?

8. About how many bits of information are contained in an hour long TV program?

9. Name a couple of things that were (are) on the golden record.

10. If the Earth were to be started all over again with all its physical features identical, is it likely or unlikely that something resembling human beings would emerge again?