Matter and atoms

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Across
  1. 1. a state in which particles are very close together
  2. 2. a state in which particle move semi-freely
  3. 3. a change where an object has its appearance changed
  4. 4. data that shows the volume and density
  5. 6. when a gas becomes a liquid
  6. 9. Data that shows the colour and state
  7. 12. a positively charged particle
  8. 13. a change where an object has its identity changed
  9. 16. multiple elements mixed together i.e: water
  10. 17. a state in which particles move very freely
Down
  1. 1. when a liquid becomes a solid
  2. 5. when a liquid becomes a gas
  3. 7. a particle with no charge
  4. 8. a pure substance
  5. 10. a negatively charged particle
  6. 11. There are _______ between molecules
  7. 14. when a solid turns into a liquid
  8. 15. The building blocks of everything