Aneroid barometer,used to measure atmospheric pressure and forecast weather. The barometer is displaying a reading of around 29.3 inches of mercury,the atmospheric equivalent to 992 millibars. This type of barometer contains a vacuum chamber that expands at low pressure and contracts at high pressure. The chamber is connected to a lever that moves a pointer around the face of the barometer. Low pressure generally indicates wet weather,while high pressure indicates dry weather | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 4873 px × 3587 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |