Tidal Bulge | Astronomy - Encyclopedia Britannica

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• In tidal friction

  …on the Earth prevents the tidal bulge, which is raised in Earth’s seas and crust by the Moon’s pull, from staying directly under the Moon. Instead, the bulge is carried out from directly under the Moon by the rotation of the Earth, which spins almost 30 times for every time…

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importance in celestial mechanics

• In celestial mechanics: Tidal evolution

  …rigid, there is always some tidal bulge, and compressibility of the material will farther enhance this bulge. Note that the tidal distortion is independent of the orbital motion and would also occur if mp and ms were simply falling toward each other. (There is a similar tide raised on ms…

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