Matter in surroundings

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Across
  1. 1. The process of melting, that is, change of solid state into liquid state is also known as fusion.
  2. 3. the phenomenon takes place when we add a drop of Dettol into the water?
  3. 6. ______is the amount of water vapour present in the air.
  4. 10. It is a process in which a gas changes into a liquid on cooling
  5. 12. increase in temperature the ______ energy of the particles also increases.
  6. 13. is the property of a substance to resist any deformation like change in shape, being compressed etc.
  7. 14. the process known as in which a solid is converted directly into the gaseous state without coming to a liquid state temperature called at which solid melts to become a liquid at the atmospheric pressure?
  8. 16. have indefinite shape and volume particles of have very large spacing and very weak attraction between them
  9. 18. PARTICLES OF MATTER HAVE______ BETWEEN THEM
  10. 19. This phenomenon of change of liquid into vapours at any temperature below its boiling point is called
Down
  1. 1. are substances which can flow
  2. 2. It is the temperature at which a liquid changes to gas.
  3. 4. MATTER IS MADE UP OF
  4. 5. is the heat supplied to a substance during the change of its state.
  5. 7. It is a process in which a liquid changes into a solid on cooling
  6. 8. have fixed volume but indefinite shape.
  7. 9. have a definite shape as well as a definite volume.
  8. 11. The mass per unit volume of a substance is:
  9. 15. the temperature called at which solid melts to become a liquid at the atmospheric pressure?
  10. 17. During summer, water kept in an earthen pot becomes cool because of the phenomenon of: