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tidal variation
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tidal variation

geophysics

Learn about this topic in these articles:

gravity

  • gravitational lens
    In gravity: Changes with time

    …are the diurnal and semidiurnal tidal variations. For most purposes it is necessary to know only the variation of gravity with time at a fixed place or the changes of gravity from place to place; then the tidal variation can be removed. Accordingly, almost all gravity measurements are relative measurements…

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