Earth, Sun, Moon, solar system test

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Across
  1. 3. planet that is less dense than water
  2. 6. rotates top to bottom
  3. 7. planets made of gasses
  4. 8. streak of light as enters atmosphere
  5. 9. eclipse where the sun gets blocked
  6. 12. eclipse where the moon gets blocked
  7. 14. missions that went to the moon
  8. 15. fastest planet in orbit
  9. 16. hottest planet made of CO2
  10. 18. spin on axis
  11. 19. tail always points away from sun
Down
  1. 1. great red spot planet
  2. 2. planets made of rocks
  3. 4. red planet
  4. 5. area of left over material in solar system
  5. 10. orbit around the sun
  6. 11. tide that is the highest high, lowest low
  7. 13. first person to walk on moon
  8. 17. because of tilt of axis
  9. 20. equal day and night