Diffusion. A drop of food colouring is added to a beaker with water. Food colouring diffuses through water and after several hours the solution becomes uniformly-coloured. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Giphotostock |
Bildgröße: | 8600 px × 2870 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |