Across
- 5. an idea or assumption to be tested in an experiment
- 7. German astronomer, mapped the orbits of the planets
- 8. Polish astronomer, wrote on the Revolution of the Celestial Spheres
- 10. a belief in reason and logic as the primary paths to knowledge
- 11. an instrument used to view distant objects
Down
- 1. Most important scientist of the scientific revolution, first person to study the sky with a telescope.
- 2. modern science emerged as a new way of gaining knowledge about the natural world
- 3. a theory that Earth is the center of the solar system or the universe.
- 4. Greatest and most influential scientist who ever lived, created laws about gravity and motion.
- 5. a theory that places the sun at the center of the solar system.
- 6. a step-by-step method of investigation involving observation and theory to test scientific assumptions
- 9. the force of attraction between all masses in the universe