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Which of the following option correctly differentiates between evaporation and boiling of water?


Options:
A .   Evaporation takes place only at 100C.
B .   Evaporation takes place at a temperature below 100C.
C .   Evaporation takes place only above 100C.
D .   Both evaporation and boiling are same.
Answer: Option B
:
B
Evaporation is the process by which a liquid is converted into vapour at any temperature below the boiling point of the liquid. It is a surface phenomenon. A common example of evaporation is drying of wet clothes.
Whereas, boiling is a bulk phenomenon occuring at a certain temperature called the boiling point. For example, water has a boiling point of 100C.

 



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