Question

the smell of hot sizzling food reaches you several metres away,but to get the smell from cold food you have to go close. why?​

Answer 1

Answer:

Heat comes out through hot foods which carry smell, while no heat comes out through cold foods.

Explanation:

Answer 2

When food is hot, diffusion is more. But in cold food diffusion is slow. Hence to get the smell from cold food we have to go close.