Across
- 2. he created the barometer.
- 3. Mrs. Hart.
- 5. known as the first modern chemist.
- 7. space, stars, planets, galaxies, etc.
- 9. the Sun is at the center of the solar system.
- 10. he created the telescope.
Down
- 1. a lot of new knowledge based on subjects like science, math, philosophy, etc.
- 4. the apple fell on his head.
- 6. equations.
- 8. the earth is the center of the universe.