Environmental Engineering Reference
In-Depth Information
The power of moving water can be used for many purposes.
water turns the blades of a machine called a turbine . The
water's kinetic energy is passed on to the turbine. The turbine
is connected to a metal shaft . The shaft turns when the turbine
does. The turning shaft is part of a machine called a generator.
The generator creates electricity that is sent through cables
to homes and businesses. Electricity that is created by water
power is called hydroelectricity.
Other forms of water power include wave power and tidal
power. Most of these types of water power work in essentially
the same way as hydropower from river dams.
Today, people are trying to ind new ways to create
hydroelectricity. One way is to capture more of the kinetic
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