Question

The smell of lighted incense stick reaches you several metres away but to get the smell from unlighted incense stick you have to go close why?CBSE BOARD IX​

Answer 1

Answer:

the smell of lighted incense stick reaches you several metres away but to get the smell from an lighting system if you have to go closed because lighted incense stick hate their involvement and diffuses faster with air because diffusion of gases is faster in hot gases and slow in cold gases.

Explanation:

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Answer 2

Answer:

This is so because smell of the lighted incense stick diffuses in the air faster than the smell of the unlighted incense stick due to the heat provided while lightening it as heat increases the speed of diffussion

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