We know that the earth has seen several Ice Ages.
And we know the Earth's magnetic poles seem to flip once in a while.
Could all of this be explained by a once every 250 Million Years or so the Earth actually rotates head over heels, so to speak?
I am studying Statics and saw that: The moment of a force about a given axis (or Torque) is defined by the equation: $M_X = (\vec r \times \...
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