Famous Scientist

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Across
  1. 2. the first to use the telescope
  2. 4. inventions include the glider, parachute, and helicopter
  3. 8. invented the telephone
  4. 11. invented the single- wire telegraph system (co-inventor of morse code)
  5. 12. invented radium (researched radioactivity)
  6. 13. discovered the laws of gravity
  7. 15. discovered the theory of relativity (invented Einstein's calculator)
  8. 17. invented the lightning rod
  9. 19. invented the light bulb
  10. 20. creator of Facebook
  11. 21. discovered pasteurization
Down
  1. 1. studied chimpanzee conservation
  2. 3. invented the electric battery
  3. 5. created the first successful airplane
  4. 6. created the theory of evolution
  5. 7. invented penicillin
  6. 9. discovered the laws of genetics
  7. 10. invented the swivel chair
  8. 14. developed alternating current electricity
  9. 16. creator of Apple
  10. 18. the science guy