Science Crossword

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Across
  1. 4. a part of something
  2. 7. can be measured or observed without changing substance
  3. 9. the energy of mass in motion
  4. 11. movement of substance from an area of high concentration to an area of low concentration
  5. 12. water vapour becomes liquid
  6. 13. transition of substance directly from solid to gas without going liquid state
  7. 16. firm or compact in substance
  8. 18. explanation of natural world supported by evidence
  9. 19. the temperature at which a liquid boils at
  10. 20. water to ice
Down
  1. 1. the amount of space occupied by an object
  2. 2. change of solid to a liquid when heat is applied
  3. 3. liquid turns to a gas
  4. 5. a small particle that can't be broken or destroyed
  5. 6. a body of coherent matter
  6. 8. How a substance behaves in a chemical reaction
  7. 10. substance that is not solid or gas and can be poured easily
  8. 14. the temperature at which matter changes from a solid to a liquid
  9. 15. a substance that occupies physical space
  10. 17. a matter that doesn't have a defined shape or volume