Brent, PS: If geometry doesn't make clocks slow then what does?
Edgar On Tuesday, January 28, 2014 7:17:56 PM UTC-5, Edgar L. Owen wrote: > > Brent, > > But the twins DO AGREE on whose clock ran slower. > > So I don't see your point if you use the twins as evidence... > > Edgar > > On Monday, January 27, 2014 3:27:54 PM UTC-5, Brent wrote: >> >> On 1/27/2014 7:48 AM, Edgar L. Owen wrote: >> > Jesse, >> > >> > First this doesn't have anything to do with present moment theory, only >> with standard >> > physics. >> > >> > 2nd, hopefully it's just a matter of you using different semantics than >> me as to what is >> > meant by absolute and relative. I'll explain once more. >> > >> > In the case of time dilation effects caused by gravitation or >> acceleration the effects >> > are absolute in the sense that both observers agree on them. Take 2 >> observers A in a >> > gravitational well and B not. In this case B observes A's clock SLOW, >> and A observes B's >> > clock rate SPEED up. They AGREE as to this effect. >> >> They can't agree on that. They can only agree via signals the their >> clocks *appear* to >> run at different rates. Just like the twins in the SR twin paradox. >> >> > AND the clock time difference PERSISTS after A and B meet up afterwards >> when their >> > clocks are again running at the same rate. Therefore in my terminology >> it is an absolute >> > effect. It is a real and actual effect, that both observers agree upon. >> This is well >> > understood and confirmed because it's used in GPS calculation >> corrections all the time. >> >> Yes, it's real that they have traveled through different intervals of >> spacetime - just >> like the twins in the twin paradox. >> >> You seem determined to ignore the basic principle of GR, it is a >> *geometric theory of >> spacetime* Geometry doesn't make clocks change speed. >> >> Brent >> > -- 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 post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/groups/opt_out.
