Across
- 4. A belief that earth rotates daily on an axis and planets revolve in orbits around the sun.
- 7. Sun-centered.
- 9. Is a solution that the scientist proposes to solve the problem.
- 10. Is a scientific instrument that measures air pressure.
Down
- 1. People who looked at the world in a rational way.
- 2. An earth-centered theory; having or relating to the earth as the center.
- 3. Scientists who study the motions of stars and planets.
- 5. Was a forerunner of chemistry.
- 6. Is a particular way of gaining knowledge about the world.
- 8. The explanations scientists develop based on facts.