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Put an unlit incense stick in a corner o...

Put an unlit incense stick in a corner of your class.
Now light the incense stick.
How close do you have to go near it so as to get its smell?

Text Solution

Verified by Experts

When the incense stick is lighted the particles of perfume in the incense stick mix on their own with the particles of air around us and spread out. Due to this spreading of the particles we can get the smell sitting at a distance.
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