Fascinated With God
Traditional Apostolic Methodist
- Aug 30, 2012
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Music is the language of emotion and notes off the well tempered scale can convey a completely different kind of feeling, much more primal and evocative.Yeah, I once experimented with a ratio-driven ancient Greek scale using software on my computer. The major 3rds in particular sounded very different, kind of peaceful. When I applied that scale to saturated guitar tones, even major chords sounded restful and static, without any beating at all. I've been so accustomed to our equal-tempered scales that it took me a little time to decide whether I liked it or not. Eventually I decided I did.
So if you are a practicing physicist I have a question. At what velocity are we traveling through time? I once read a Scientific American article where the author wanted to calculate the radius of curvature in 4D space/time of an object accelerating in a straight line. I was amazed that you could actually measure our velocity though time in spatial units. I remember that it was an enormous number that had something to do with c^2. I found an 8 year old thread on physicsforum.com where the senior poster made a reference to our veolcity as being an invarient 4D vector and he mentioned c^2 was involved, but it wasn't clear.
My interest in this is that what I really want to know is how fast would we be travelling in space if we could become zero momentum tachyons. The laws of momentum are reversed for tachyons, more momentum slows you down to the speed of light while less momentum speeds you up to infinity at zero momentum. At least it appears to be infinite speed to a stationary observer. But from the travellers point of view he will be moving through space at a finite speed. For a zero momentum tachyon one dimension of space is swapped with time, so the traveller would travel in that spatial dimension at the same velocity that we travel through time. (While he would be holding completely stationary in time from our perspective.)
A related question, Feynman diagrams use to put downward arrows on antimatter particle trails. Does antimatter really go backwards in time?
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