Across
- 2. the path an object takes around another object in space
- 3. earth orbits it
- 5. moon orbits it
- 7. earth takes 24 hours to complete one
- 9. the force that pulls matter towards the centre of the earth
- 11. when it appears that the sun is going down in the west
Down
- 1. group of stars
- 4. natural satellite of earth
- 6. a system of planets which revolve around the sun
- 8. share of the earth
- 10. an imaginary line running through the poles of the earth