Across
- 3. sun-centered, conception of the universe offered a a more accurate explanation
- 5. a period when philosophers believed that they could apply the scientific method and use reason to explain human nature logically
- 9. native of Poland,a mathematician,published a book On the Revolutions of the Heavenly Spheres
- 10. began by thinking and writing about the doubt and uncertainty
- 11. English philosopher with few scientific credentials
- 12. first European to make regular observations
- 13. based on the belief that reason is the chief source of knowledge
Down
- 1. showed a few signs of brilliance until he attended Cambridge University
- 2. a systematic procedure for collecting ans analyzing evidence
- 4. Earth is at the center of the universe
- 6. took a next step in destroying the Ptolemaic system
- 7. was a prolific and influential composer of the Classical era
- 8. someone who studies wisdom