Iron filings placed on top of a piece of paper with two rectangular magnets underneath it. The magnets have north and south ends. In this photo,the south sides of the magnets are facing each other,causing repulsion | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Science Source |
Bildgröße: | 3872 px × 2118 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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