Question

Diffusion is the movement of ________________ from an area of __________ concentration to an area of _______ ______________________ down a concentration__________ without using __________.

Answer 1

Answer:

1. Particles or gas

2. High

3. Low concentration

Answer 2

Answer:

Diffusion is the movement of air molecules from an area of higher concentration to an area of lower concentration down a concentration of air without using energy