Across
- 5. 354 days
- 7. when the ocean water height is lowered
- 8. the thing revolving around the earth
- 9. The earth spinning on its axis
- 10. the force that attracts something towards the earth
- 12. 365 days
- 13. the height of the ocean water level
Down
- 1. the system our earth is in
- 2. Center of our solar system
- 3. the earth revolving round the sun
- 4. when the ocean water height is heightened
- 5. the year with an extra day
- 6. the phases of the moon
- 11. the planet we live on