Question

give reason for the following observations:-

The smell of the hot sizzling food reaches you several metres away but to get the smell from cold food you have no to close.

Answer 1

The smell of hot sizzling food reaches several metres away bcoz the kinetic energy of food particles in increases with increase in temperature...

Answer 2

in hot food the molecules have high kinetic energy so they can reach several meters, but for cold food they don't have enough energy for that