Where does the energy from ocean tides come from?

It's true that energy can be neither created nor destroyed, but we often confuse gravitational force and gravitational energy. If we have two bodies, they both would attract each other. read more

Tidal energy is produced by the surge of ocean waters during the rise and fall of tides. Tidal energy is a renewable source of energy. During the 20th century, engineers developed ways to use tidal movement to generate electricity in areas where there is a significant tidal range the difference in area between high tide and low tide. read more

Tidal energy - earth's ocean movement, volcanism on some of Jupiter's moons, etc. - obviously comes from the gravitational interaction between large bodies. On earth the interactions with the moon are pulling water around the surface, creating some amount of heat due to friction, etc. read more

Degradation of scenic ocean front views from wave energy devices located near or on the shore, and from onshore overhead electric transmission lines; Tidal Energy. Another form of ocean energy is called tidal energy. When tides comes into the shore, they can be trapped in reservoirs behind dams. read more