Across
- 2. the nearly circular path a smaller object travels around a larger object
- 5. the border between light and dark on the moon
- 6. a phase in which the Moon is not visible from Earth
- 9. a moon phase that looks like more than half a circle
- 11. the amount of time it takes for a planet to complete one orbit around a star
Down
- 1. a moon phase that looks like less than half of a circle
- 3. to shine light on an object and make it visible
- 4. when the moon is completely dark
- 7. the shape of the illuminated part of the moon
- 8. a rocky sphere that travels around the planet
- 10. the relative size of things