Tennis balls and spray. High-speed photograph of spray produced as a wet tennis balls with backspin travel through the air. The rapidly rotating balls produce a centrifugal force that pushes water to the equator of the ball and then flings it outwards as a radial spray | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Brackenbury, Dr. John |
Taille de l’image : | 5175 px × 3437 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |