SCIENCE WORDS 2

12345678910111213141516
Across
  1. 3. these planets are more rocky
  2. 5. To go around something
  3. 6. You make a wish on this when you see it in the night sky
  4. 12. Balls of gas:
  5. 13. separate the inner and outer planets
  6. 14. This causes the 4 seasons
  7. 15. earths natural satellite
  8. 16. closest star to earth
Down
  1. 1. ours has 8 planets: SolarSystem
  2. 2. all existing matter and space considered as a whole
  3. 4. home galaxy
  4. 6. A group of stars that create a picture in the sky
  5. 7. This takes the Earth 24 hours
  6. 8. takes longer to orbit the sun
  7. 9. a system of stars, gas, dust held together by gravitational attraction:
  8. 10. a small rocky body orbiting the sun
  9. 11. This takes the Earth 365 days