Across
- 4. periodic rise and fall of oceans surface caused by gravitational forces between earth, moon and sun.
- 6. The lit portion of the moon becomes larger.
- 7. the spin of an object around its axis
- 8. occurs when Earth's rotation axis is tilted neither toward nor away from sun
Down
- 1. movement of one solar system object into shadow of another
- 2. the orbit of an object around another object.
- 3. the lit portion of the moon becomes smaller
- 5. when earths rotation axis is tilted directly toward or away from the sun