Across
- 1. Code pilots enter for identification on radar
- 3. Urgent call indicating serious but not immediate danger
- 6. Incident involving mid-air bombing over Scotland
- 9. Measure that affects takeoff distance and maneuverability
- 13. Smooth airflow condition that reduces drag significantly
- 14. Axis running wingtip to wingtip controlling climb or dive
- 18. Engine where airflow remains supersonic during combustion
- 21. Axis running nose to tail controlling banking motion
- 23. Device relying on airflow pressure differences to indicate speed
- 24. Situation where aircraft must land with no engine power
- 26. Helicopter descent technique using airflow to spin rotors
- 27. Chaotic airflow that can abruptly disturb aircraft stability
- 28. Delta-wing fighter developed in France
- 30. Person using hand signals to guide aircraft on ground
Down
- 2. Wing shape factor influencing efficiency and glide performance
- 4. Upward wing angle that naturally resists rolling motion
- 5. Certified maximum weight allowed at liftoff
- 7. First city struck by atomic bomb delivered by aircraft
- 8. Aircraft identification system
- 10. Parking area on apron away from terminal gates
- 11. Control surface placed ahead of the main wing
- 12. Self-contained ignition system not dependent on battery
- 15. Vertical axis responsible for left-right nose movement
- 16. Wing design twist that keeps tips flying after root stalls
- 17. Navigation method using motion sensors instead of satellites
- 19. Word spoken three times for life-threatening emergency
- 20. Forward-facing tube critical for airspeed indication
- 22. Jet engine that works only at high forward speeds without compressors
- 25. Aircraft known for extreme speed and high-altitude reconnaissance
- 29. Name of aircraft that carried out historic nuclear mission