How does anything move through a physical distance?
61358
Infinite halving of a distance
76637
Why aren't particles constantly "measured" by the whole universe?
35883
Why do objects follow geodesics in spacetime?
93552
How can the centripetal force lead to objects flying apart?
21948
What "propagates" a force through the rest of a solid?
96324
Does everything with mass or energy have a gravitational pull?
54020
Does a moving object curve space-time as its velocity increases?
31825
Why are objects at rest in motion through spacetime at the speed of light?
119580
Does light actually travel through glass?
42372
Space Expansion vs. Relative Motion
6592
if a body is stopped by means other than friction, where does energy go?
52102
Do electrostatic fields really obey "action at a distance"?
70501
How fast is Earth moving through the universe?
2331
How fast does gravity propagate?
142081
Can something without mass exert a force?
72901
Can Special Relativity hold even without motion?
119346
How far apart do two objects have to be for there to be negligible force between them?