Across
- 3. Italian astronomer who championed heliocentrism and improved the telescope
- 4. He proposed the heliocentric model, placing the Sun at the center of the universe
- 5. Scientific method step involving testing a hypothesis.
- 7. Physicist who formulated the laws of motion and universal gravitation
- 8. Astronomer who discovered the laws of planetary motion.
- 9. Philosophy that knowledge comes primarily from sensory experience
- 10. An educated guess used as a starting point for investigation.
Down
- 1. Sun-centered model of the universe that challenged Church teachings
- 2. Rational thought emphasized during the Scientific Revolution.
- 6. Instrument used by Galileo to observe Jupiter's moons