Question

Why do we see water droplets on outer surface of aglass containning ice cold water?

Answer 1

water vapours outside containers loses energy since heat is absorbed by cold water and vapours become liquid

Answer 2

Here is your answer

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This is due to the reason that the water vapours present in Air , on coming in contact with the cold surface of the glass, lose energy and get condensed or get converted into the liquid state , which we see as water droplets .

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Hope this helps you.....