Barometer. A storm glass,or Goethe barometer,indicating fine weather. The large bulb is half filled with water. The side tube is open to the air. Atmospheric pressure pushes the water column down. Fine weather is predicted when atmospheric pressure is high (the water column is low) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4217 px × 4217 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |