Across
- 1. the lit part of the Moon or a planet that can be seen from Earth.
- 3. the orbit of one object around another object.
- 8. the spin of an object around its axis.
- 10. the line on which an object rotates.
- 11. phase phases of the Moon during which less of the Moons near side is lit each night
- 12. the lighter part of a shadow where light is partially blocked.
Down
- 2. when Earths rotation axis is tilted neither toward nor away from the sun
- 4. the central, darker part of a shadow where light is totally blocked.
- 5. the path an object follows as it moves around another object
- 6. when Earths rotation axis is tilted directly toward or away from the sun
- 7. phase phases of the Moon during which more of the Moons near side is lit each night
- 9. eclipse an occurrence during which the Moons shadow appears on Earths surface
