Diffusion Flashcards
1
Q
What is diffusion?
A
Is the movement of molecules from an area of high concentration to a low concentration
2
Q
Which is not an example of diffusion:
A) tea bag placed in water infusing
B) Smell of the perfume spreading
C) raisins placed in water they swell up.
D) Food colouring dropped in water.
A
C) raisins placed in water they swell up
3
Q
What causes diffusion?
A
Random motion of molecules
4
Q
When does diffusion stop?
A
When there is no concentration gradient- equal concentration in both areas
