1.

Fill in the blanks : (a) Evaporation of a liquid at room temperature leads to a _____ effect. (b) At room temperature, the forces of attraction between the particles of solid substances are _____ than those which exist in the gaseous state. (c ) The arrangement of particles is less ordered in the _____ state. However, there is no order in the _____ state. (d) ____ is the change of gaseous state directly to solid state without going through the ____ state. (e ) The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ____ .

Answer» (a) cooling (b) strogner (c ) liquid, gaseous (d) freezing, liquid (e ) evaporation.


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