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



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


Grade:11

2 Answers

Dinesh
askIITians Faculty 33 Points
7 years ago
The warm and moist air coming out of mouth condenses into liquid water.This makes the glass wet.

Thanks & Regards,
Dinesh Sajnani
AskIITians Faculty
Adarsh
733 Points
6 years ago
The air from mouth helps to remove dust particles present in the spectacles.

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