Across
- 4. Known for inventing the barometer
- 6. Known for his philosophical concept of the "social contract"
- 7. Known for first accurate record and illustration of human anatomy
- 9. Known for his philosophy of science
- 11. Known for being a women's rights activist and her books about feminism
- 12. Known for first alcohol thermometer in 1709 and the first mercury thermometer in 1714
- 14. Known for introducing many legal and monetary reforms
- 15. Known for satirical writings, philosophical works, and advocacy for freedom of speech
- 16. Known for scientific method and first refracting telescope
- 18. Known for his astronomical observations which helped Kepler
- 20. Known for Boyles Law
Down
- 1. Known for creating laws of motion and gravitation
- 2. Known for being "the father of modern philosophy"
- 3. Known for first temperature scale
- 5. Known for first successful vaccine for smallpox
- 8. Known for his views on separation of powers
- 10. Empress of Prussia from 1762 until her death in 1796
- 13. King of Prussia from 1740 until his death in 1786
- 17. Known for his philosophical ideas on natural rights, social contract, religious toleration, and right to revolution.
- 19. Known for his 1651 book Leviathan