Phases Crossword puzzle

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Across
  1. 1. constantly vibrates and has a fixed volume
  2. 4. a science law that states when pressure is constant, temperature and volume increases
  3. 8. change in properties
  4. 9. molecules flow closely around each other and have a fixed volume but not a fixed shape
  5. 12. is a continuous physical force exerted on an object
  6. 13. when molecules have less attraction they have more...
  7. 15. molecules move freely and have little to no molecular attraction
  8. 17. the basic building block of chemistry
  9. 19. when the gaseous phase turns into a liquid state
  10. 21. the amount of space a substance occupies
  11. 22. the point at which a solid turns into a liquid
  12. 23. the energy of motion
Down
  1. 1. is when a solid turns into a gas without going through the liquid state
  2. 2. a science law that states when volume is constant, temperature and pressure increases
  3. 3. the point at which a liquid turns into a solid
  4. 5. when solid materials are gradually added to each other from the different elements
  5. 6. is the process in which a liquid state changes into a vapor state
  6. 7. total kinetic energy
  7. 10. a science law that states when temperature is constant, pressure decreases and volume increases (vice-versa)
  8. 11. average kinetic energy
  9. 14. when a liquid turns to gas
  10. 16. the point at which a liquid starts to boil
  11. 18. two or more atoms that are connected
  12. 20. a change of omaterialral to another