why do we get smell of perfume sitting several metres away
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(a) We can get the smell of perfume sitting several metres away. ...
(b)Smell of perfume is carried by air particles. Air particles are free to move (they possess kinetic energy). Thus, the air particles carrying the smell of perfume can move to someone sitting several metres away.
(b)Smell of perfume is carried by air particles. Air particles are free to move (they possess kinetic energy). Thus, the air particles carrying the smell of perfume can move to someone sitting several metres away.
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Due to diffusion the gaseous particles moves in all possible direction carrying the perfume particles with them, hence we can smell perfume sitting several meters away from the source.
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