On Tuesday, June 3, 2025 at 5:59:49 AM UTC-6 John Clark wrote:

On Monday, June 2, 2025 at 7:14:47 PM UTC-6 Brent Meeker wrote:

*> And you are too susceptible to casually assuming you understand the 
familiar just because it's familiar.  Your alarm clock measures time by the 
oscillations of a wheel, which depend on the inertia of the wheel.  Do you 
understand "the reality of that inertia"?*


On Mon, Jun 2, 2025 at 9:48 PM Alan Grayson <[email protected]> wrote:

*> You'd be in a much better position to defend Clark if either of you 
could define the clock inherent in a muon, but you don't seem able to meet 
that challenge. AG *


*Define "define". I'm just kidding, I know you can't do that without tying 
yourself up into an infinite loop. So instead give me an example so I can 
understand what's worrying you. Let's start with the first timepiece humans 
ever invented, what is the clock inherent in a sundial?  *

*> with muons there's no discernable clock*


*If there was no discernible clock in a muon then we wouldn't be able to, 
in theory, use them as a clock, and yet we can thanks to radioactive decay. 
A muon clock is possible but not practical, however other types of 
radioactive clocks are very practical. Before scientists learned how to 
read the clocks inherit in unstable nuclei such as uranium-238, 
uranium-235, potassium-40, rubidium-87 and of course carbon-14, geologist 
were able to tell that one layer of rocks was older than another layer of 
rocks but they didn't know the absolute age of any of them. However now 
thanks to radioactive clocks we know that the Earth formed 4.54 billion 
years ago.*

*And you never answered Brent's question. *


*I did, but in a negative way, by referring to external forces effecting a 
particle's path. Inertia is not hard to understand, so there's no need to 
repeat its definition. The relevant question is what structure within a 
muon can act as a clock. Since you're so sure it exists, please describe 
its structure. Maybe more important is why this "clock" which does not 
evidence time delay in the frame in which it is alleged to exist, would 
effect the muon's half-life. AG*

* Do you understand "the reality of inertia"? Richard Feynman said he had 
an interesting conversation about inertia with his father when he was about 
8 or 9. He ran up to his father and said: *

*“Say, Pop, I noticed something: When I pull my wagon the ball rolls to the 
back of the wagon, and when I’m pulling it along and I suddenly stop, the 
ball rolls to the front of the wagon. Why is that?”*

*His father said: *

*“Nobody knows. The general principle is that things that are moving try to 
keep moving and things that are standing still tend to stand still unless 
you push on them hard. This tendency is called inertia but nobody knows why 
it’s true. If you look close you’ll find the ball does not rush to the back 
of the wagon that you’re pulling against the ball; that the ball stands 
still or as a matter of fact from the friction starts to move forward 
really and doesn’t move back.”*


*Feynman said: *

*"I realized dad was right! The ball never moved backwards! Relative to the 
wagon it moved backwards, but relative to the sidewalk it actually moved 
forward a little bit! It’s just that the wagon caught up with it!”*

* John K Clark    See what's on my new list at  Extropolis 
<https://groups.google.com/g/extropolis>*
edc

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