Across
- 4. The theory that states that the earth is at the center of the universe
- 7. Developed the Scientific Method
- 8. Observed the moon and other planets through his telescope while recording his observations in "Starry Messenger"
- 9. Observed and proved the Three Laws of Planetary Motion
- 10. The first astronomer to suggest the heliocentric theory
- 11. Improved upon Galileo's thermometer
- 12. Invented the microscope and was the first person to see bacteria
Down
- 1. The model where the sun is at the center of the universe
- 2. Invented the barometer
- 3. Discovered the Law of Gravity
- 5. A barometer measures atmospheric ________
- 6. Developed the philosophical idea known as Rationalism
