Matter Changes

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Across
  1. 3. many broken bone pieces
  2. 6. a measurement of the heat energy of something
  3. 7. the type of puzzle this is
  4. 8. elementy air
  5. 9. study of elemental interactions
  6. 10. lottery from a distant past
  7. 11. star in our solar system
  8. 13. smallest differentiated particle
  9. 15. clears its orbit i guess
Down
  1. 1. different kinds
  2. 2. generates water from gas
  3. 4. the connections
  4. 5. what stuff is made of
  5. 7. when the matter changes
  6. 10. when it changes physically
  7. 12. lottery from a not-so-distant future
  8. 14. H2O