Drinking through a straw, illustration. A partial vacuum is created by sucking air out of the straw. Atmospheric pressure acting on the liquid is then greater than the pressure inside the straw, and the difference in pressure forces liquid up the straw and into the mouth. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4397 px × 4397 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |