Magnetism. Iron filings being attracted to a bar magnet. The magnetic field of the magnet induces a small magnetic field in the iron filings,and the opposite magnetic poles than attract each other. The iron filings will remain magnetised for a time after the bar magnet has been removed | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Molloy, Cordelia |
Bildgröße: | 3552 px × 4899 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |