Across
- 3. who forced galileo to recant
- 4. invented the telescope
- 7. earth-centered
- 8. who encouraged empiricism
- 9. wrote "i think, therefore i am"
- 10. galileo's first book
Down
- 1. who first came up with the geocentric theory
- 2. sun-centered
- 3. astronomer with heliocentric theory
- 5. how many steps does the scientific method have
- 6. who invented the first microscope
- 7. what did newton discover