Wind Mill
Рет қаралды 80
6 жыл бұрынAt present, the main energy source used by humans is non-renewable fossil fuels like; crude oil, natural gas, coal etc. Scientists have been suggesting, we are heading toward their extinction. So, they have been suggesting for renewable energies. Among them, Wind Mill is one.
Yap. It took a while to prepare these students.
Kids Fun Science (Kids Fun Science)
Рет қаралды 1 МЛН