Across
- 1. A recurring appearance in a cycle.
- 4. Something that restricts understanding.
- 6. The path an object takes around another object.
- 10. The idea that the Earth is at the centre of the solar system.
- 11. A scientist who studies space and objects in the universe.
Down
- 2. The idea that the Sun is at the centre of the solar system.
- 3. To find out something new.
- 5. Tools used to solve problems or gather information.
- 7. The study of space.
- 8. Correct and precise.
- 9. The middle point of something.