particulate nature of matter

12345678910111213141516171819
Across
  1. 2. a process by which a solid turns to liquid
  2. 3. individual pieces of crystalline solids
  3. 7. one in which the particles are not arrange in a regular or repeating pattern
  4. 12. not uniformly mixed
  5. 13. solid phase change to gas phase
  6. 15. the temperature at which the liquid turns into crystalline solid
  7. 17. substances whose colors are affected by acids and bases
  8. 18. force of attraction between identical molecules
  9. 19. ability to flow
Down
  1. 1. energy required to increase the surface area of a liquid by a given amount
  2. 2. refers to properties that can be observe by five human sense
  3. 4. force of attraction between different molecules
  4. 5. the process by which a liquid change to gas
  5. 6. the pressure exerted by the vapor over the liquid
  6. 8. appears one or uniform before your eyes
  7. 9. resistance of a liquid to flow
  8. 10. a gas or vapor turns into liquid
  9. 11. a pure substance made up of only one type of atom
  10. 14. is anything that takes place and has mass
  11. 16. two or more substances that are mixed together physically