Iron filings and plotting compasses reveal the lines of magnetic force around a magnet. Clusters of filings around the poles (ends) of the magnet. The field is shown in one plane only,extending in a similar pattern in all directions around the magnet | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Dorling Kindersley / UIG |
Taille de l’image : | 5235 px × 3338 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |