Эксперимент с водяной мельницей
Gelsonlab HSTM-073 Education Science Toys Эксперимент с водяной мельницей
Эксперимент с водяной мельницей is mainly composed of pendulum handle, water wheel, wheel axle and mortar pestle. The water wheel is a device that converts the potential energy of water flow and drop into mechanical energy.