Iron filings placed on top of a piece of paper with two rectangular magnets. The magnets north and south ends are noted and the shavings are used to reveal magnetic field lines | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 3872 px × 2592 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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