science

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Across
  1. 2. He created an x-ray machine
  2. 4. Who invented the aqualung?
  3. 6. Translation from the Greek term "technique".
  4. 7. What machine was invented by the Englishman James watt in 1774?
  5. 8. Who was the first to use an umbrella as a shelter from the rain?
  6. 10. A device that measures atmospheric pressure.
  7. 12. Who invented the first light bulb?
  8. 13. This metal was discovered by the chemist Plunkett.
  9. 16. Who invented the printing press in 1450?
  10. 17. What Alfred Nobel created?
  11. 18. The Creator of the radio.
Down
  1. 1. What did Drez invent?
  2. 3. Name the brothers who are considered the inventors of cinema.
  3. 5. What month is the day of the inventor and innovator celebrated?
  4. 7. The ship, in an engine which used the steam engine.
  5. 8. That was invented by the Lumiere brothers?
  6. 9. The law of universal gravitation discovered.
  7. 11. A device that makes it easier to navigate the area by pointing from the direction of light.
  8. 14. Who invented the lightning rod?
  9. 15. What did Tsai LUN invent?