Question

Why does a cold window steam up when you breathe on it​

Answer 1

When you breathe on a cold window in the winter, the window gets tiny droplets of moisture on it or “fogs up.” What happens to the molecules of water vapor as they get near the cold window? The water molecules in your breath are the gas water vapor. ... The water vapor molecules transfer energy to the colder air.

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Answer 2

Explanation:

when you breathe out on a cold window in the winter the window get tiny droplets of moisture on it or fog up.because the water molecules in your breath are tge gas water vapour .the water vapour molecules transfer energy to the colder air.

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