[time-nuts] nubie querie

Arnold Tibus Arnold.Tibus at gmx.de
Fri Mar 5 22:09:16 UTC 2010


On Sat, 06 Mar 2010 08:03:01 +1030, Matthew Smith wrote:

>So, if the mass is closer to the centre of the planet, it weighs more?
>Never really considered this before, but fascinating nonetheless.

No! 
The gravitational attraction will decrease once penetrating the surface.
At the center of gravity there should be no attraction anymore - 
the attraction will be the same to all directions summing to 0.
What does the pendulum and the hour glass?
Interesting, are there already some measurement results done in 
deep mines?

Arnold








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