Across
- 5. Astronomer who discovered planets move in elliptical orbits.
- 6. Ancient astronomer who believed Earth was the center of the universe.
- 8. Ancient philosopher who believed everything was made of earth, air, fire, and water.
- 9. Philosopher who famously defended freedom of speech.
- 10. Philosopher who advocated for absolute monarchy to maintain order.
Down
- 1. Philosopher who believed in natural rights to life, liberty, and property.
- 2. Scientist tried by the Inquisition for supporting the heliocentric theory.
- 3. Astronomer who proposed the Sun, not Earth, is the center of the universe.
- 4. Philosopher who believed in the idea of popular sovereignty.
- 7. Scientist who formulated the law of gravity.