Science

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Across
  1. 1. the sun helps the _____ orbit around.
  2. 4. you need _____ if ur messing with chemicals.
  3. 6. what are the inner planets.
  4. 9. a circuit conducts.
  5. 10. _____ is based on how much mass and item has.
  6. 11. what's the first planet.
  7. 12. when sugar dissolves.
  8. 14. you need _____ for your hands.
  9. 17. something that sinks.
  10. 18. what do the last planets spell.
  11. 19. you CANT see through it at all.
  12. 20. energy the creates heat.
  13. 22. when a north side of a magnet tries to touch another north side it ____.
  14. 23. another word for revolution.
Down
  1. 2. you can see through it a little.
  2. 3. energy that makes vibrations.
  3. 5. the moon is a ______.
  4. 7. creats ______ energy.
  5. 8. the earth ______ on and axis.
  6. 13. when something floats.
  7. 15. you CAN see fully through it. solution you can't separate it easily.
  8. 16. another word for orbit.
  9. 17. you can separate it easily.
  10. 21. how many days does it take for the moon to make 1 revolution.