Question
When we heat water in a pan, it begins to boil after sometime. If we continue to heat further, the quantity of water in the pan begins to decrease. This happens due to _________.
When we heat water in a pan, it begins to boil after sometime. If we continue to heat further, the quantity of water in the pan begins to decrease. This happens due to _________.
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Solution
The correct option is B evaporation
Water converts into water vapour on boiling. These water vapours escape out into the atmosphere from the pan. This process is called evaporation. Due to evaporation the quantity of water in the pan begins to decrease.
Water converts into water vapour on boiling. These water vapours escape out into the atmosphere from the pan. This process is called evaporation. Due to evaporation the quantity of water in the pan begins to decrease.
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