On Saturday, June 14, 2025 at 12:06:24 PM UTC-6 Alan Grayson wrote:
On Saturday, June 14, 2025 at 6:33:44 AM UTC-6 John Clark wrote: On Fri, Jun 13, 2025 at 11:09 PM Alan Grayson <[email protected]> wrote: *> If a test particle is spatially at rest, **and then let go, it moves. Why does it move? * *If the particle is not moving relative to your hand and you let it go then it will NOT move, not unless you give it a push with your fingers, or you're in an accelerating spaceship, or you're in curved 4D spacetime (a.k.a. a gravitational field). * *John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis>* *That's what I was assuming, that I'm in a gravitational field. It moves, but why? AG * *I'm posing the question in the context of GR, 4D gravitational spacetime. AG * fca -- 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/30de0576-7283-4335-a342-a9ad3ac232edn%40googlegroups.com.
