Mercury thermometer showing a room temperature of 24 degrees Celsius. The mercury thermometer works as mercury,a liquid metal,expands evenly as the temperature increases. As it expands it fills more and more of a narrow tube,which is marked with a scale in degrees | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 3793 px × 5598 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |