Science

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Across
  1. 3. can be thought of as a very thin layer of particles that are more strongly qttached to each other than they are to the particles surrounding them.
  2. 9. A change of phase from liquid to solid.
  3. 10. The remaining particles have lower average kinetic energy, and the temperature of the liquid cools.
  4. 11. accounts for the surface tension of a liquid
  5. 12. is the process by which water is converted to its gaseous form from its liquid form.
  6. 14. It is what the world arround us is made of. It is large numbers of identical and very small particles.
  7. 16. A change of gas into its liquid form
  8. 17. All matter is made out of this discrete particles.
  9. 19. distinctive form of a substance
  10. 20. pertains to all substances and materials from which the physical universe is composed. It is anything that has mass and volume
  11. 22. Is The pressure required to liquefy a gas at its critical temperature.
  12. 23. the property of liquid to easily vaporize at normal temperature.
  13. 24. are made out of electrically charged particles , hot ionized gas where electrons break free.
  14. 25. is a measure of how much a liquid resist flowing freely.
  15. 29. The particles of this move very quickly because of the empty space surrounding them.
  16. 30. The molecules of this arranged in a regular three-dimensional structure.
  17. 31. Is an intermediate state between solid and gas.
  18. 32. Are very strong and hard to break because their particles are held together very closely. They move through vibration
Down
  1. 1. also accounts for the capillary action when a liquid is drawn up into a very narrow tube .
  2. 2. A process of changing solid to gas directly without passing through the liquid phase.
  3. 4. a state of matter of dilute gas of bosons cooled temperature close to absolute zero, or the lower limit of the thermodynamic scale.
  4. 5. These forces are much stronger than the ones in molecular solids.
  5. 6. Defined as the change of phase from one form to another which is affected by temperature, pressure and energy.
  6. 7. has a disordered structure in a microscopical level.
  7. 8. They decompose before melting.
  8. 13. involves chnaging the physical properties of a substance.
  9. 14. held by the same kinds of forces that hold liquids together
  10. 15. Is the temperature at and above which vapor of the substance cannot be liquified, no matter how much pressure is applied.
  11. 18. changes the color of the petals of a flower.
  12. 21. have a wide range of melting points, though almost all melt above room temperature.This type of solid ranges from soft to hard
  13. 26. Change happens on a molecular level.
  14. 27. A process of changing gas to solid without passing through the liquid phase.
  15. 28. A phase change from solid to liquid through the application of heat.