Hydropower is one of the renewable energies. In the past, hydropower was used for simple purposes by building a water wheel on a watercourse and using it to drive a mill or machine. Today this is how it works : the kinetic energy of the flowing water is converted into the mechanical energy of the turbine, which is converted into electrical energy, or electricity for short, in a generator.
PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.
Recorded Answer
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Beginning in 35 seconds.