Across
- 2. The right side of the moon is lit (half).
- 4. The process of spinning on an axis.
- 5. The force that pulls two objects together.
- 8. The moon changing appearances.
- 9. One object going around another object.
- 10. The process of something increasing.
Down
- 1. The left side of the moon is lit (half).
- 3. The sliver of light that is visible.
- 6. The gravity of the moon and the ocean.
- 7. The process of something decreasing.