Across
- 6. Twisting the tips of the wings with a series of cables
- 9. A cotton fabric woven like satin with a glossy surface
- 10. Small moving section attached to a fixed wing to control up-and-down movement
- 11. A movement up or down
- 12. Crosswise pieces that give the wings their shape
- 14. Long, thin runners, like a pair of skis
- 15. Sidewise movement
- 17. A wing's profile
Down
- 1. The flow of air
- 2. Sideways turns
- 3. The focal point of lift
- 4. Vertical Post
- 5. The angle between the relative wind and the airfoil
- 7. Support that was strung diagonally between the struts
- 8. The main, lengthwise pieced of the wing
- 13. An offer or proposal, with a price attached
- 16. Another name for elevator