Give reason for the following observations.

We can get the smell of perfume sitting several metres away.

 

Answer

We can get the smell of perfume sitting several metres away due to diffusion.

Vapours of perfume move rapidly in all directions and spread in the air by diffusion. When perfume vapours reach several metres away we can get the smell of perfume.

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  1. Class 9
  2. Chapter 1 Class 9 - Matter In Our Surroundings

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.