The bulge is at the equator, not the poles.
Imagine a spherical water balloon almost bursting with water. If it did not spin, it would keep the spherical shape. However, make it spin for just a little bit will flatten the balloon to somewhat egg-like shape, called a spheroid. The bulge would be at the place it is spinning the fastest, right at the middle. The earth is experiencing the same effect.
2006-07-20 06:49:01
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answer #1
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answered by dennis_d_wurm 4
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The bulge is at the equator..
Earth is more like oval with the pointy ends at the poles..
The equatorial bulge is caused by the centrifugal force of the
earths spin...
2006-07-20 03:51:35
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answer #2
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answered by Anonymous
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Bulge is at the equator(not at the poles) due to cetrifugal forces caused by the spinning of earth
2006-07-20 03:51:32
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answer #3
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answered by openpsychy 6
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Gravity dude. That simple, the earth does rotate with the axis perpendicular to the sun but the " bulge " is from the suns gravity pulling on the earth where it is closest to the sun. And that would also be centrifugal force on the equatorial parallel.
2006-07-20 12:29:12
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answer #4
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answered by Anonymous
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earth is not completely solid, due to the rotation of earth it has bulged at the equators,
2006-07-21 21:47:40
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answer #5
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answered by plzselectanotherone 2
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The earth is not a perfect sphear.
b
2006-07-20 03:48:30
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answer #6
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answered by Bacchus 5
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the bulge is equitorial, not at the poles.. due to the excessive spin
2006-07-20 03:49:05
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answer #7
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answered by jamie 4
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