states of matter starter

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Across
  1. 3. The process of particles spreading out from an area of high concentration to low concentration. (9 letters)
  2. 4. The temperature at which a liquid becomes a gas throughout the liquid. (7 letters)
  3. 6. The point at which a solid becomes a liquid. (7 letters)
  4. 9. The process of a solid turning into a liquid. (7 letters)
  5. 11. The energy required to change a liquid into a gas. (9 letters)
  6. 12. A substance that has a definite volume but no definite shape. (6 letters)
  7. 13. The regular arrangement of particles in a solid. (9 letters)
  8. 15. The process of a solid turning directly into a gas. (11 letters)
Down
  1. 1. A phase of matter where particles flow and take the shape of their container. (6 letters)
  2. 2. The process of a gas turning directly into a solid. (10 letters)
  3. 5. forces Forces that hold particles together in a solid or liquid. (17 letters)
  4. 7. The energy of motion in particles, related to temperature. (7 letters)
  5. 8. The change of state where a liquid turns into a solid. (8 letters)
  6. 10. The process of a gas turning into a liquid. (12 letters)
  7. 14. The state of matter with randomly moving particles far apart. (3 letters)