Across
- 8. The former name for a chemist.
- 9. Found that each planet revolves differently.
- 11. Assembled an astronomical telescope.
- 12. The force that keeps things held down to earth.
- 13. An oval shaped orbit.
- 15. An object used to see far away planets and stars.
- 16. a group of institutions within the Catholic Church whose aim was to combat heresy.
Down
- 1. Emphasized human reasoning.
- 2. Found that the four moons of this planet revolve around it.
- 3. Proposed a heliocentric universe
- 4. Stressed experiment and observation.
- 5. The amount of years that Newton took to perfect his theory.
- 6. Sun-centered middle of the universe.
- 7. Carefully observed the sky every night for years.
- 10. Refined the alchemists view on chemicals as basic building blocks.
- 14. Formed a brilliant theory for why the planets move the way they do.