Flight and Space Crossword

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Across
  1. 2. an aircraft with floats or skis instead of wheels, designed to land on and take off from water
  2. 7. Branch of technology and industry concerned with aviation and space flight
  3. 9. A glider designed for sustained flight
  4. 11. to set or thrust in motion
  5. 12. the written text of a play, film, or broadcast
  6. 13. to set or thrust in motion
  7. 14. A vehicle, missile, or aircraft which obtains thrust by the reaction to the ejection of fast moving exhaust from within a rocket engine
  8. 15. a short, easily-remembered slogan, verse, or tune
  9. 16. Robotic aircraft, used extensively by the military
Down
  1. 1. type of aircraft deriving both lift and propulsion from one or tow sets of horizontally revolving rotors
  2. 3. the study of forces and the resulting motion of objects through air
  3. 4. A pwered heavier-than-air aircraft with fixed wings from which the aircraft derives most of its lift
  4. 5. A power-driven aircraft kept buoyant by a body of gas which is lighter than air
  5. 6. the study or practice of travel through air
  6. 8. a rocket-launched space craft able to land like an unpowered aircraft, used for journeys between earth and craft orbiting the earth
  7. 10. design machines that fly