SciFi crossword

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Across
  1. 3. thomas a swifts electric rifle
  2. 4. used for flight in space
  3. 8. inspired by star trek
  4. 10. cars that don't go on the ground
  5. 12. little devices that go into your ears
  6. 13. big in the 1930s
  7. 14. little devices that fly
  8. 15. a type of format of telivision
Down
  1. 1. metal device with intelligence
  2. 2. igor sikorsky invented this machine
  3. 5. snow crash was a great display of this
  4. 6. realistic projector
  5. 7. used for communication at large distance
  6. 9. mechanical hand
  7. 11. an underwater way of transportation