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Old 07-22-2008   #478 (permalink)
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Re: What is time?

Quote:
Originally Posted by ldsoftwaresteve View Post
dkv, I liked your statement that proposed using the characteristics of the smallest particle for measuring time and space. I liked it because it was kind of novel.

Still, it simply changes the units of measure. Time would be measured by using an event, nothing different from a clock or radioactive decay.

What causes the event within the smallest particle? What causes the change that we use as reference to measure other changes?

Perhaps I am making the same mistake as many of you are making, if indeed it is a mistake. I am working from a model, my model. And that model says that change is an effect and has a cause. I don't consider change as primary. I consider it as secondary.

So any discussion involves a model of existence. Or at the very least, it involves assumptions about the basic nature of existence and that sure feels like a model.

I would say that the cause of change is a fundamental thing. Perhaps it is the fundamental thing. Time is just our way of relating our awareness of one change to another.

There is one thing that we could actually conclude about change, in a generic physics sense. Since we can relate one change to another and the relationships remain constant, all change might have a common cause.

Forgive me if it sounds like I'm repeating myself. Each time I do, it feels like another layer being peeled away or my understanding is becoming more solid. This time I've included Ansii's 'fundamental' reference and hopefully in a proper and hygenic way.
Thanks for liking the concept.
As I said the time is not just about change... it is about a periodic change...
Time cant be attributed to any object if it lacks periodicity in observational space otherwise we end with a absolute time which can not be used in different frame of references and it wont serve the idea of measurement.
Is it a conincidence that we can perceive time and space?
Is it a coincidence that we find periodicity in the motion of planets and atoms?
Is it a coincidence that we find periodicity in life?
No...
We are able to measure what we are intrinsically made of.
Similarly it will not be wrong to state that even particles carry an intrinsic time and properties of space.
Intrinsic time and space in a particle frame of reference is as good as the clock and rods of classical world... just like the heart which beats at regular intervals ,intrinsic time determines the world view from the point of view of particles...
That is why GR and SR can't be applied to cases where the particles are of different types... GR assumes all particles are similar in nature therefore it uses only geometrical relativity in space time.
However when we take into consideration the particle dependent time then some particles which are initially at rest will naturally appear to be moving slowly and some will appear moving fast relative to each other...
In other words there is no fundamental escape from the relativity which gives us the expansion of universe...

Your model is good... cause definitely leads to effect there is no doubt about that.. However relatively speaking the causes will appear due to intrinsic nature of time and space... when actually nothing has been happening.

I find the idea the very beautiful and complete.
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