Biology, asked by lakes8987, 11 months ago

How do we know air we breath contains water vapour?

Answers

Answered by Nandzzz

4

Explanation:

Condense the air you breathe out by exposing it to cold. ...
Notice the water vapour tends to condense near the mouth.
If you don't have easy access to such cold environments, the vapour from your breathe will condense on a glass window.

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