Comment on The young centre of the Earth (2016)parentComments−gumby6yWhat is the force of gravity at any point in such a sphere? So what does GR have to say?−lalaithion6yThe force of gravity is 0. But the potential of gravity is higher than on the outside, so clocks run slower.−pdonis6y> the potential of gravity is higher than on the outside, so clocks run slowerCorrection: the potential of gravity is lower inside the sphere than outside, so clocks run slower.
Comments
What is the force of gravity at any point in such a sphere? So what does GR have to say?
The force of gravity is 0. But the potential of gravity is higher than on the outside, so clocks run slower.
> the potential of gravity is higher than on the outside, so clocks run slower
Correction: the potential of gravity is lower inside the sphere than outside, so clocks run slower.