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Circular motion about a central point or axis

3 votes

What's wrong with this application of Thomas Precession to circular motion velocity measurem...

I haven't fingured out how to completely solve the problem, but I have found two mistakes (of which I am absolutely certain of) in what you have done. Incorporating these two is still not giving the r …
Man's user avatar
  • 1,398
33 votes
10 answers
7k views

What is the Earth truly rotating about/revolving around?

But, the Foucault's pendulum does not single out one type of rotation, it gets affected by all. … Therefore the rotation of plane of oscillation can be used to measure rotation of Earth around its own axis, around the sun, everything. …
Man's user avatar
  • 1,398
59 votes
Accepted

Proof that the Earth rotates?

Foucault pendulum. I don't know how the ancients did it, but it is surely pure classical mechanics. The animation describes the motion of a Foucault Pendulum at a latitude of 30°N.
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  • 1,398