Foil leaves of an electroscope at rest before a rubber rod is applied to the electroscope | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Stock Photography |
Bildgröße: | 4912 px × 3196 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |