Solid materials. Five samples of various solid materials,all the same size. The materials are (l-r) wood,lead,perspex,glass and marble. Each sample will have a different weight,depending on the density of the material | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4205 px × 4205 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |