Name two ways of change of liquid state to the vapor state and distinguish them.
Name two ways of change of liquid state to the vapor state and distinguish them.
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Two ways of change of liquid state to vapor state are:
(i) Evaporation
(ii) Boiling.
DIFFERENCE BETWEEN EVAPORATION AND BOILING:
| BOILING | EVAPORATION |
| (i) Heat is supplied | (i) Heat is absorbed. |
| (ii) Fast process. | (ii) Slow process. |
| (iii) Starts from bottom. | (iii) Start from surface i.e surface phenomenon |
| (iv) Sound is produced. | (iv) Silent process |
| (v) Heating effect | (v) Cooling effect. |
| (vi) Takes places at a fixed temperature called boiling point. | (vi) Takes places at all temperatures. |
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