Question

To clean their spectacles, people often breathe
out on glasses to make them wet. Explain why the
glasses become wet.
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Answer 1

Answer:

To clean their spectacles, people often breathe out on glasses to make them wet. Explain why the glasses become wet?

Answer: When we breath out, water vapours also come out with exhaled air. These water vapours when come in contact with the glasses of spectacle make them wet.