On Monday, January 13, 2020 at 7:05:50 AM UTC-7, John Clark wrote: > > Alan Grayson <[email protected]> wrote: > > *> Suppose you're sitting at the origin of a one-dimension space. A line >> 100 meters long will increase 1 meter per unit time if the rate of >> expansion is 1% per unit time. If the line is a 1000 meters long, the end >> point moves away 10 meters per unit time, and so forth. So if the line is >> long enough, the length will eventually increase more than 300,000 km, for >> any rate of expansion per unit time. 300,000 km is the distance light >> travels in one second. Thus, the end point will eventually increase in >> distance more than can be overcome by light traveling at c. This is what I >> mean by a purely geometric effect. Brent showed me this awhile back, and it >> was an A-HA moment! Winking out of distant galaxies does NOT depend on the >> rate of expansion; only that it continues. AG * >> > > OK suppose you look to your right as far as you can and measure the > temperature at that point, and then look to the left and do the same thing. > You will find that the two temperatures are the same to one part in a > hundred thousand; and yet if inflation is wrong and the universal expansion > rate was always about what it is now those 2 points could have NEVER been > in casual contact with each other. So why are the two temperatures so > similar? > > John K Clark >
*I wasn't denying inflation as an hypothesis to explain homogeneity. All I was asserting that one doesn't need faster than light expansion to produce regions that are not observable. AG * -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/3675e456-6ee8-4584-9b0f-78c43a84f9c7%40googlegroups.com.
