Balancing bird. In this toy,the mass in the forward-swept wings balances exactly the mass of the body. The centre of mass is directly above the tip of the beak,so it will balance on the point of a pencil | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 4222 px × 4222 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |