Why is the value of $g$ 0 in Earth's center?
2757
Would you be weightless at the center of the Earth?
10362
Does the universe have a center?
123571
A change in the gravitational law
140218
Earth-Centered Inertial (ECI) reference frame as approximate inertial frame of reference
51097
Newton's third law and General relativity
44525
Chosing a reference frame in which the Earth is at rest and doesn't rotate
76879
Why don't we consider centrifugal force on a mass placed on earth?
23729
Four-velocity in General-relativistic geodesic equation
78352
Formula for the coordinate of the midpoint in spherical coordinate system
101868
If the earth has gravity, why don't we all collapse to the center?
41956
Why if the torque equals zero measured from one point in space it equals zero measured from any other point?
158827
Inertial forces and centre of mass
62148
Gauss's law not making sense
90845
Is this posible in GR $g_{ab}g^{ab}=1$?
84827
Why is the magnetic field of a spherically symmetric current zero?
145354
What is $\gcd(0,0)$?
82256
Conservative central force and stable orbits