Across
- 4. Moon A sliver of the moon is visible.
- 5. Tide The largest tidal range during new and full moons.
- 8. The movement of Earth around the sun in a year.
- 10. The imaginary line Earth rotates around.
- 11. Quarter The moon is half illuminated and increasing.
- 15. When day and night are of equal length.
- 17. Changes in weather and daylight caused by Earth’s tilt and orbit.
- 18. Tide The lowest level of water during a tidal cycle.
- 19. Quarter The moon is half illuminated and decreasing.
- 21. The moon phase where the illuminated portion is decreasing.
- 23. The angle of Earth’s axis that causes seasons.
Down
- 1. Phases The different shapes of the moon as seen from Earth.
- 2. Tide The smallest tidal range during first and last quarter moons.
- 3. Moon More than half of the moon is visible but not full.
- 6. The spinning of Earth on its axis, causing day and night.
- 7. Pull The force exerted by the moon and sun on Earth.
- 9. The path Earth takes around the sun.
- 12. The rise and fall of sea levels caused by gravitational forces.
- 13. Moon When the entire face of the moon is illuminated.
- 14. The moon phase where the illuminated portion is increasing.
- 16. Moon When the moon is completely dark and not visible.
- 20. The longest or shortest day of the year.
- 22. Tide The highest level of water during a tidal cycle.