Question

2. Give reasons for the following
observation:
The smell of hot sizzling food
reaches you several metres
away, but to get the smell from
cold food you have to go close.
in simple English
​

Answer 1

Answer:

Because when it is hot it is warm and when it is cold it freeze's

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.