On Fri, Jun 20, 2025 at 8:17 AM Alan Grayson <[email protected]> wrote:
> > > > *If you are holding an object and standing motionless on the Earth's >> surface then you and the object are still following a path through 4D >> non-Euclidean spacetime because both of you are still moving through time, >> but that path is NOT a geodesic because a force is being applied to the >> bottom of your feet. When you release the object its spacetime path >> suddenly changes to that of a geodesic while your path remains >> non-geodesic. And things on different spacetime paths is the definition of >> "movement".* > > > ********************* > *> I don't understand how your text answers my question. I highlighted > your claim above. What causes the "sudden" change you refer to above.* > *YOU were the cause because you suddenly release your hold on the object, so the force on the object suddenly stopped, so the path of the object through 4D spacetime suddenly changed to a geodesic path, BUT you remained on a non-geodesic path because you were still experiencing a force on the bottom of your feet, so the distance between your fingers and the object suddenly started to increase. * *If you were in freefall (that is to say if there was no force being applied to the bottom of your feet) and released your grip on the object then the distance between your fingers and the object would NOT increase. * > *> Are you invoking magic?* > *No because I don't think you're Harry Potter * > *> You seem to claim that 4D curvature is the cause, as if it replaces an > external force called gravity.* > *I don't claim that, Einstein claimed that in 1915, and every experiment and observation after that has failed to prove that Einstein was wrong. As far as we can tell gravity is geometry. * > *> Maybe you don't understand my question or won't admit you don't know > the answer. AG* > *I don't know the ULTIMATE answer to ANYTHING because without exception questions either go on forever or terminate in a brute fact. * *John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis>* -_= > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/everything-list/CAJPayv3fU9xW_BLLZ%2BfB0RB-J-DF-LbVaSBxLbvrdWkFup%2B6zw%40mail.gmail.com.
