Toy car. Time exposure image of a toy car descending a ramp. Raising and lowering the ramp demonstrates,and can be used to teach children about,the concepts of gravity,motion and forces | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 3674 px × 2386 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |