Question

Substances move by diffusion from an area where they are __________ concentrated to an area where they are ___________ concentrated.

Answer 1

Diffusion is the movement of molecules from an area of high concentration to an area of low concentration.

Step-by-step explanation:

Diffusion is the movement of molecules from an area of high concentration to an area of low concentration. For example, when you spray perfume in one corner of a room, the perfume molecules will diffuse throughout the room until the concentration is equal everywhere.