Question

muh se nikli hawa se chashma saaf kse hota h (6th class questions science​

Answer 1

Answer:

people often blow out air onto the glass of spectacles before cleaning it. This is because warm air when touches the cold glass surface, turns into small droplets of water.

This moisture helps in cleaning the class

.

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it is the correct answer dear

Answer 2

Answer:

kyunki vo utal lens hotta h utal lens kisi bhi prakar se safh ho sakta h or hmare muh se bhaph. niklta h