Physical and Chemical changes Unit Crossword

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Across
  1. 2. when solid turns to liquid
  2. 7. A process when one substance goes to another phase
  3. 8. One of the 4 phases of matter (starts with P)
  4. 9. The law that states that If temperature increases then volume increases
  5. 10. One of the 4 phases of matter (starts with G)
  6. 11. when a liquid turns into a solid
  7. 12. The law that states if Volume decreases then the pressure increases
  8. 13. when a solid turns to gas
  9. 14. A substance diffused in the air.
  10. 15. A substance that takes up space
  11. 19. when a gas turns to liquid
  12. 21. A group of atoms bonded together
  13. 22. when a liquid turns to gas (does not produce bubbles)
Down
  1. 1. Change that involves the change of structure and composition
  2. 3. The law that states that if the temperature increases then pressure increases
  3. 4. process of converting liquid to gas
  4. 5. A physical force exerted on an object by contact
  5. 6. Average kinetic energy of molecules
  6. 7. Change that does not involve a change in molecular structure
  7. 16. Total kinetic energy
  8. 17. when liquid turns to gas
  9. 18. One of the 4 phases of matter (starts with L)
  10. 20. One of the 4 phases of matter (starts with S)
  11. 23. Resistance to flow