2 ms·
But reference frames do have physical significance (and the distance traveled does depend on one).
by Koshkin 5y ago
But reference frames do have physical significance (and the distance traveled does depend on one).
- alex_young 5y agoSo, from the photon’s perspective (I know perspective isn’t right, but I’m not sure what else to call it), the distance traveled is 0, and the emitting and measuring happen instantaneously right? What I’m struggling with is what it means to the experiment to move a measurement into the system between these events if they are at the same moment according to the thing being measured.
- Koshkin 5y agoA frame of reference that moves at the speed of light is non-physical. For example, using it you could conclude that objects that have non-zero mass, too, all move at the speed of light...