diffusion Flashcards
1
Q
what is diffusion
A
the movement of particles going from a high concentration to a low concentration to create an equal spread of particles
2
Q
what does diffusion occur in
A
liquids and gases ONLY
3
Q
examples of diffusion
A
- oxygen
- water
- glucose
- carbon dioxide
4
Q
why is diffusion important for oxygen movement
A
oxygen moves into a cell because where the oxygen is there is a high concentration so it needs to equal out.
5
Q
what are the 3 factors affecting diffusion
A
- temperature
- surface area
- concentration
