matter crossword

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Across
  1. 3. when the whole thing change
  2. 5. it water
  3. 6. it very small
  4. 9. it like a atom
  5. 11. it two things in one
  6. 12. it take up spacr
Down
  1. 1. point when it ready to boil
  2. 2. it air
  3. 4. something like gold
  4. 7. point it it ready to melt
  5. 8. how good it is to be set on fire
  6. 10. it hard