John Karpinsky
4 min readMay 23, 2021

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On Some Questions about Frames of Reference in Relativity

Introduction

The purpose of this article is to ask some questions about how we relate the different frames of reference(FOR) in Relativity. I did this about a year ago in Medium in my article “On Some Questions about Photons”. I worked on it, and recently I answered some of those questions in “What is it that is Quantized in Quantum Mechanics?” published recently. So, I am trying that approach again regarding FOR. The questions may be trivial, and some readers may not want to bother reading it. That is OK. This for me to clarify my thoughts. If you want to look up more about frames of reference Fig. 2, click on this link to Wikipedia on that subject.

Fig 2: Four frames of reference in special relativity. The black frame is at rest. The primed frame moves at 40% of light speed, and the double primed frame at 80%. Note the scissors-like change as speed increases. And the yellow line between ct” and x” is the frame of reference of light.

First, we know that in the FOR of a photon, the moment of emission and absorption are the same. The is no time elapsed between the two. There is also no distance between them. In the photon’s FOR, the universe is a flat plane normal to the direction of travel in our FOR. We have struggled mightily to reconcile that with our own FOR with very limited success. The Transactional Interpretation of Quantum Mechanics may have the correct picture, but it has not been enthusiastically accepted by Physicists. So, that is still a question.

Another area of mystery is how different massive bodies FOR relate to each other. If they are moving with respect to each other, they are in different frames of…

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John Karpinsky

I am a retired physicist, with 40+ years experience designing chips. I’m now studying quantum mechanics as a hobby.