Across
- 4. A day when Earth's rotation axis is the most toward or away from the Sun.
- 8. When the Moon moves into Earth's shadow.
- 10. A spinning motion.
- 11. The central, darker part of a shadow where light is totally blocked.
- 12. The motion of an object around another object.
- 13. Less of the Moon's near side is lit each night.
- 15. More of the Moon's near side is lit each night.
Down
- 1. When the Moon's shadow appears on Earth's surface
- 2. The portion of the Moon or a planet reflecting light as seen from Earth.
- 3. The line on which an object rotates.
- 5. A day when Earth's rotation axis is leaning along Earth's orbit, neither toward nor away from the Sun.
- 6. The path an object follows around another object.
- 7. The lighter part of a shadow were light is partially blocked
- 9. The dark, flat areas on the moon.
- 14. The daily rise and fall of sea level.