Science Technology

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Across
  1. 5. made the solar clock
  2. 7. studied geometry in Egypt
  3. 8. was the leading mathematician and astronomer
  4. 10. was the oath taken by Doctor's
  5. 11. made the anchor
Down
  1. 1. is a statement in mathematics that can be proven true
  2. 2. was used to make observations
  3. 3. was made by Descartes
  4. 4. invented the Water mill
  5. 6. invented basic geometry
  6. 9. made the odometer