Solar System Review

3. The phase of the moon that is occurring when the moon appears half lit (light is on the right)
4. The sun is 110 times the diameter of the Earth and about 4.6 _________ years old
6. Early astronomers believed that _________________ was at the center of the solar system
8. The season Virginia experiences when the Northern Hemisphere is tilted away from the sun
9. The four planets farthest away from the sun
12. Earth's protective atmosphere helps to block out damaging rays from the ___________
15. The phase of the moon that is occurring when the moon appears half lit (light is on the left)
16. The four planets closest to the sun
18. Our moon is a small, rocky satellite with extremes of ________________
19. The season's on Earth are caused by Earth's _______ on its axis as it revolves around the sun
20. It takes Earth one ________ to make one rotation around its axis
21. The season Virginia experiences when the Northern Hemisphere is tilted toward the sun

1. Largest planet in our solar system, with colored cloud patterns caused by enormous storms in its atmosphere
2. The phase of the moon that is occurring when the moon appears completely dark
5. Only planet in our system to spin on its side
7. The parts of the Earth that are closest and farthest from the moon experience this kind of tide
10. The phases of the moon are caused by the reflection of __________ off the moon's surface
11. No longer included on the list of planets in our solar system due to its small size and irregular orbit
13. The phase of the moon that is occurring when the moon appears fully lit
14. It takes Earth one _________ to make one revolution around the sun
16. The phases of the moon are responsible for the changes in _____________
17. Smallest planet in our solar system