Across
- 4. He recognised that the geocentric theory did not explain the movements of the sun, moon, and the planets accurately.
- 7. The earth revolves around the sun.
- 8. He was the first astronomer to prove that the planets orbited the sun in an oval pattern, or ellipse.
- 9. The theory about the natural world and developed procedures to test those ideas.
- 10. He developed the scientific method.
Down
- 1. A new approach to investigation and discovery.
- 2. He built the first telescope. He also discovered that the Milky Way was made up of stars.
- 3. A newly visible star that was far away.
- 5. The earth was the center of the universe and that the sun, moon, and planets revolve around the earth.
- 6. He sponsored Brahe.
