Across
- 2. Kepler the person who used mathematics to figure out the planets don't orbit in a perfect circle
- 4. Earth what did they think was the center of the universe
- 6. the thing that was found out to be the center on the universe
- 7. who invented the " telescopes"
Down
- 1. what did they do when they got sick
- 3. Bacon who came up with the scientific method
- 5. Newton object in motion stays unless new forces intervene