| Term | Definition |
| Osmosis | The diffusion of a solvant (water) through a semi-permeable membrane |
| Do particles diffuse in osmosis? | Only solvant diffuses in osmosis |
| Types of solutions | Isotonic, hypotonic, hypertonic |
| Isotonic Solution | Both sides of the membrane contain the same amount of dissolved particles and solution |
| Hypotonic Solution | One side of the membrane contains less dissolved solute particles and solution than the other side of the membrane |
| Hypertonic Solution | One side of the membrane contains move dissolved solute particles and solution than the other side of the membrane |