Across
- 1. tides that occur during the new and full moon
- 2. the month the autumnal equinox occurs
- 4. creates day and night
- 7. the point in Earth's revolution farthest away from the sun
- 8. when the moon appears to be getting bigger
- 9. the darkest inner part that completely covers the light source
- 12. tides that occur during the first and third quarter moon
- 15. the shape of Earth's orbit around the Sun
- 17. a planet, moon, or other object gets into the way of the sun's light
- 18. when the lit portion of the moon is more than half full and bulges on both sides
- 20. two nearly equal high tides and two nearly equal low tides per day
- 24. occurs when both hemispheres receive nearly equal numbers of daylight and night hours
- 25. the direction Earth rotates on its axis
- 26. when the moon appears to be getting smaller
- 27. the month the vernal equinox occurs
Down
- 1. occurs when the Earth's tilt is at a maximum
- 3. occurs when the sun is completely covered
- 5. the month the summer solstice occurs
- 6. the difference in height between high and low tide
- 10. the month the winter solstice occurs
- 11. the point in Earth's revolution closest to the sun
- 13. the lighter outer part that partially covers the light source
- 14. one high tide and one low tide per day
- 16. when the lit portion of the moon looks thin and curved
- 19. the cyclic rise and fall of sea levels
- 20. if the Southern Hemisphere is experiencing fall, then what season is the Northern Hemisphere experiencing
- 21. two unequal high tides and two unequal low tides each day
- 22. the type of eclipse that occurs when Earth is between the moon and the sun
- 23. the type of eclipse that occurs when the moon is between the Earth and the sun
