Particulate Nature of Matter

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Across
  1. 2. / When rice grains and sugar grains are mixed, there are s________ between the two types of grains.
  2. 6. / The particles in a gaseous state are f____ apart.
  3. 9. / State in which there is highest amount of kinetic energy.
  4. 10. / The process where solid changes to gaseous state directly.
  5. 12. / Particles are always in a constant, r_____ motion.
  6. 13. / Evidence for m_________ of particles is observed when we can smell perfume of a passerby.
  7. 15. / When a substance expands, the volume i________________.
Down
  1. 1. / Gases have no _____ volume or shape.
  2. 3. / In the liquid state the particles slide a_________ one another.
  3. 4. / The temperature stays ______ when the solid is melting.
  4. 5. Motion / Discovery of Particulate nature of matter came about when Robert Brown observed that living and non living matter moved in water.
  5. 7. / Particles in a solid and liquid cannot be c_______________.
  6. 8. / State in which particles are orderly arranged
  7. 11. / When a liquid is cooled, the particles ____ energy and they move more slowly.
  8. 14. / The process whereby solid changes to liquid state.