Nature of Solids

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Across
  1. 3. a distinct state of matter
  2. 5. X-axis in many phase diagrams
  3. 8. liquid to gas transition
  4. 12. state where phases are balanced, no net change
  5. 13. the process of a gas turning into a liquid
  6. 16. well-ordered structure of particles
  7. 18. the process of going from solid to gas without passing through liquid
  8. 20. transition from solid to liquid
Down
  1. 1. tightly packed structure
  2. 2. to become solid through cooling
  3. 4. gaseous phase of a substance, often seen in phase diagrams
  4. 6. lacking a definite structure
  5. 7. regular arrangement of particles in crystalline solids
  6. 9. the dividing line between different phases on a phase diagram
  7. 10. the ability of a substance to dissolve, often discussed in the context of phase diagrams
  8. 11. Y-axis in many phase diagrams
  9. 14. the process of becoming solid
  10. 15. packed particles, high mass per unit volume
  11. 17. fixed shape and structure
  12. 19. attractive force holding particles together