Across
- 4. when the lit part of the moon is getting smaller, light is on the left side
- 6. the movement of an object around another object
- 7. the shape when less than half of the moon is lit
- 11. when the moon is completely lit because the unlit side is facing away from Earth
Down
- 1. an imaginary line that passes through Earth's center and the North and South poles
- 2. the shape when more than half of the moon is lit
- 3. when the lit part of the moon is getting bigger, light is on the right side
- 5. the path of an object as it revolves around another object in space
- 8. when the moon looks completely dark because the unlit side is facing Earth
- 9. when the moon is half lit half dark
- 10. the spinning motion of a planet around its axis
