Question

Smell for perfume spread in the room

Answer 1

Answer:

Diffusion in gases

When chemical substances such as perfume are let loose in a room, their particles mix with the particles of air. The particles of smelly gas are free to move quickly in all directions. They eventually spread through the whole room from an area of high concentration to an area of low concentration.

Answer 2

Answer:

because of kinetic energy move faster of partical