Metal density. A range of six rods made of different metals. Each rod weighs 100g,so the difference in size is due to the different densities of the metals. They are (l-r): aluminium,zinc,iron,brass,copper and lead | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4215 px × 4215 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |