Best Book 4. How can we smell perfume sitting serval meters away from the source
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Answer:
When liquid perfume is applied by a person is quickly changes into vapours or gas.
Explanation:
The Perfume vapours move very rapidly in all directions in air, a mix up with air particles and spread in the air by diffusion. When this air containing perfume Vapours reaches several metres away, we can smell the perfume.
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