Crossword For Summative

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Across
  1. 5. discovered the moon
  2. 6. french philosopher
  3. 7. born in 1627 dies in 1691
  4. 9. Danish astronomer
  5. 10. German astronomer
Down
  1. 1. poly math
  2. 2. english mathematician
  3. 3. invents the adding machine
  4. 4. is referred as the founder of modern human anatomy
  5. 8. the father of empiricism