"To Fly"

4. According to the author of “To Fly,” what is the greatest achievement in flight so far?

6. What does naivete mean?

8. What would be the main effect of building a space station?

5. What does foresight mean?

1. According to physicist Lord Kelvin as cited in "To Fly," why would human flight be impossible?

9. What is one way the Wright brothers' flight differed from earlier flights?

10. What is an adjective?

2. In "To Fly," how does the author respond to Kelvin's assertion about flight?

3. In “To Fly,” why does the author present information about the speed of sound?

7. What did the author mean by "wing envy" and "wing worship?"