Across
- 3. the spinning of an object
- 7. the movement of an object around another object
- 9. Quarter: when the Earth sees only the right half of the moon
Down
- 1. crescent: The moon is less than one-half illuminated by the sun but less than one quarter illuminated. Occurs when the moon's illumination is increasing
- 2. caused by the pull of gravity from the moon
- 4. Quarter: when the Earth only sees the left half of the moon
- 5. a force that tried to pull two objects toward each other
- 6. cycle: the change in the appearance of the moon
- 8. moon: when the moon is in between the Earth and the Sun
- 9. moon: when the moon look illuminated from Earth's perspective