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What Causes The Earth's Oblateness? |
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Answer» The Earth's OBLATENESS, shown here as a bulge at the equator (HIGHLY exaggerated to demonstrate the concept) causes a TWISTING force on satellite orbits that CHANGE various orbital elements over time. The force caused by the EQUATORIAL bulge is still gravity. The Earth's oblateness, shown here as a bulge at the equator (highly exaggerated to demonstrate the concept) causes a twisting force on satellite orbits that change various orbital elements over time. The force caused by the equatorial bulge is still gravity. |
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