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Across 4. FORCE WHICH PULLS AIRCRAFT DOWN 5. SITE OF FIRST POWERED FLIGHT 8. FAMOUS JAPANESE FIGHTER AIRCRAFT 10. MATERIAL USED TO COVER THE WINGS AND AIRFRAMES OF EARLY AIRCRAFT 12. REUSABLE SPACE VEHICLE 14. LIGHT AND STRONG METAL 16. SHAPE WHICH REDUCES DRAG 17. DESCRIBES THE PRESSURE ABOBE A WING 22. STUDY OF DRAG REDUCTION 24. WE ADD BALAST TO THE NOSE TO ACHIEVE THIS 26. AIRCRAFT DESIGNED TO PERFORM EXTREME AERIAL MANEUVERS 27. PRODUCES EXTRA THRUST 28. TWO OR MORE ANGLE CHANGES IN A WING 31. AREA OF RISING AIR SOUGHT BY GLIDER PILOTS 33. FUEL FOR JET ENGINES 34. WITHOUT THIS SUBSTANCE NO AIRCRAFT CAN FLY 36. CONNECTS WINGS WITH THE TAIL 39. A SPINNING AIROFOIL WHICH PRODUCES THRUST 40. PRODUCES THE LARGEST PASSENGER AIRCRAFT IN THE WORLD 43. RUSSIAN SST 45. CONTROL CENTER OF AN AIRCRAFT 48. A WW11 FIGHTER BOMBER MADE FROM PLYWOOD 49. NOSE OF THE PLANE DIPS DOWN 51. AN AIRCRAFT CLIMBS TOO STEEPLY AND STOPS 53. A VERY LIGHT AND STRONG METAL USED IN MODERN AIRCRAFT CONSTRUCTION 54. WING SHAPE ON HIGH SPEED MILITARY JETS 55. NON MOTORISED AIRCRAFT 56. PRODUCES THRUST IN MODERN COMMERCIAL AND MILITARY AIRCRAFT 57. TERM USED FOR SPEED IN EXCESS OF THE SOUND BARRIER 58. STRUCTURE AT THE REAR OF AN AIRCRAFT

Down 1. A LIGHTER THAN AIR CRAFT 2. FAMOUS AUSTRALIAN AVIATOR 3. SIDE TO SIDE MOTION 6. WATER DUMPED FROM A GLIDER TO REDUCE WEIGHT AND GIVE LIFT 7. FRONT OF AN AIRCRAFT 9. NON FLAMMABLE GAS USED IN AIRSHIPS AFTER THE CRASH AND BURNING OF THE HINDENBERG 11. FAMOUS AMERICAN WW11 FIGHTER AIRCRAFT 13. HAS TWO SETS OF WINGS 15. WIDTH OF WING 18. REMOVES SMALL AMOUNTS OF BALSA 19. END OF A WING 20. NAME GIVEN TO A TAIL STRUCTURE PLACED IN FRONT OF THE WING 21. FAMOUS BRITISH W.W.11 FIGHTER 23. PREVENTS CUTS TO FINGERS 25. STUDY OF FLIGHT ON THE EDGE OF THE ATMOSPHERE 26. SHAPE WHICH PRODUCES LIFT 29. A CLOTH AND TIMBER WW11 AIRCRAFT WHICH FLEW WITH THE SPITFIRE 30. LIGHT AND STRONG TIMBER 32. FLAMMABLE GAS USED IN EARLY AIRSHIPS 35. PRODUCED WHEN THE SOUND BARRIER IS BROKEN 36. ASSIST IN CONTROLLING AIRCRAFT FLIGHT 37. NAME OF THE LARGEST HEAVY LIFT TRANSPORT PLANE IN THE WORLD 38. SLOWS A PLANE DOWN 41. CONTROL SURFACE ON THE TAIL 42. THESE METAL FASTENERS HELD THE AIRFRAME OF THE SPITFIRE TOGETHER 44. PROVIDES THRUST 46. FAMOUS AMERICAN AIRCRAFT MANUFACTURER 47. USED TO STUDY AERODYNAMICS BEFORE POWERED FLIGHT 50. UP AND DOWN MOTION OF THE NOSE 52. WINGS PRODUCE THIS