What is the Concept of Time Speed?

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In summary: I repeat, you are not going to get anywhere if you keep using what "people most of the time say".Yes, time passes slower for an object in relative motion compared to a stationary observer, but that doesn't mean that time IS a speed. It just means that time is experienced differently by different observers. This concept is explained and defined in Special Relativity.So in summary, the idea that time is a speed is not accurate and not supported by physics. It is important to base our understanding on scientific concepts and not just common phrases used by people.
  • #1
gabriel.dac
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Considering that time is relative, then we can measure the speed of time, technically.

If you measure your own time speed, you'll always find the same result. That's why I said that time is relative.

The speed of time unit can be s/s: seconds(observed)/seconds(observer).

or simply t/t if you rather.

1.3 s/s
1.2 s/s
1.1 s/s
1 s/s - If you try to measure your own speed in time, you'll always find this result
0.9 s/s
0.8 s/s
...
0 s/s - The speed of time of light in a vaccum. Light doesn't age, as we already know.

Keep in mind that all these speeds are relative to the clock of the observer.

Does this make any sense? Can you make it better? Comment.
 
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  • #2
gabriel.dac said:
Considering that time is relative, then we can measure the speed of time, technically.
I don't know what you mean by "the speed of time". You can calculate (not measure) how time is flowing in some other frame of reference as compared to your own. But that is purely frame dependent and has no "real" meaning.

If you measure your own time speed, you'll always find the same result. That's why I said that time is relative.

The speed of time unit can be s/s: seconds(observed)/seconds(observer).

or simply t/t if you rather.

1.3 s/s
1.2 s/s
1.1 s/s
1 s/s - If you try to measure your own speed in time, you'll always find this result
0.9 s/s
0.8 s/s
...
0 s/s - The speed of time of light in a vaccum. Light doesn't age, as we already know.

Keep in mind that all these speeds are relative to the clock of the observer.

Does this make any sense? Can you make it better? Comment.
 
  • #3
Does this make any sense? Can you make it better? Comment.
If I understand you correctly, what you're trying to describe is more formally captured by the notions of "proper time" and "coordinate time". If that's what's going on, yes, what you're saying makes sense but could be better said by using the standard terminology for these concepts.
 
  • #4
gabriel.dac said:
Considering that time is relative, then we can measure the speed of time, technically.

If you measure your own time speed, you'll always find the same result. That's why I said that time is relative.

The speed of time unit can be s/s: seconds(observed)/seconds(observer).

or simply t/t if you rather.

1.3 s/s
1.2 s/s
1.1 s/s
1 s/s - If you try to measure your own speed in time, you'll always find this result
0.9 s/s
0.8 s/s
...
0 s/s - The speed of time of light in a vaccum. Light doesn't age, as we already know.

Keep in mind that all these speeds are relative to the clock of the observer.

Does this make any sense? Can you make it better? Comment.

No, it makes no sense, and it has no physical meaning.

s/s = no units. How could this be a speed of anything?

Please note that units of anything "per second" is defined as RATE. The frequency of oscillation has units of Hz, which is the number of oscillation per unit time or per second. "Speed" is defined as the rate of displacement per unit time.

Just because something has a unit that is "/s", it doesn't mean it is a speed!

This thread has been moved to the General Physics forum because this has nothing to do with relativity. It has everything to do with basic, simple physics.

Zz.
 
  • #5
Well, I haven't thought much about this idea. It just crossed my mind one day and I decided to share.

And I know that speed is the rate of displacement per unit of time, but people most of the time say, for example, that time passes slower the faster you move. So that gives the idea that time is a speed.

And some people consider time as being the fourth dimension. So maybe you would literally be moving toward the time dimension. But this is just an idea, of course
 
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  • #6
gabriel.dac said:
Well, I haven't thought much about this idea. It just crossed my mind one day and I decided to share.

And I know that speed is the rate of displacement per unit of time, but people most of the time say, for example, that time passes slower the faster you move. So that gives the idea that time is a speed.

And some people consider time as being the fourth dimension. So maybe you would literally be moving toward the time dimension. But this is just an idea, of course

You would do better to spend your time reading some actual physics instead of posting suggestions that simply demonstrate that you have not yet done so.

Time does not pass any slower when you are moving than it does when you are standing "still" but it IS seen by OTHERS to be different than what you see it as. You'll understand this if you study a little Special Relativity.

Time IS the "4th dimension" in space-time. "Moving toward the time dimension" is not a meaningful concept.
 
  • #7
phinds said:
You would do better to spend your time reading some actual physics instead of posting suggestions that simply demonstrate that you have not yet done so.

Time does not pass any slower when you are moving than it does when you are standing "still" but it IS seen by OTHERS to be different than what you see it as. You'll understand this if you study a little Special Relativity.

Time IS the "4th dimension" in space-time. "Moving toward the time dimension" is not a meaningful concept.

I have studied special relativity. As I said, that was an example. I could have said "Time appears to pass more slowly to an object traveling at a high speed according to an observer standing still". Whatever. The point is that people use the words slower and faster when talking about time.
 
  • #8
gabriel.dac said:
And I know that speed is the rate of displacement per unit of time, but people most of the time say, for example, that time passes slower the faster you move. So that gives the idea that time is a speed.

You can't use what "people most of the time say" to do physics. You need to base on what what PHYSICS actually say and define. You are not free to make your own definitions.

And some people consider time as being the fourth dimension. So maybe you would literally be moving toward the time dimension. But this is just an idea, of course

What does this have to do with your s/s being the speed of time? And before you extrapolate something based on an erroneous understanding, look at an example of the Lorentz transformation equation. You'll notice that the "4th dimension", as you say it, is not just "t", but "vt"! So what is the dimension of that quantity?

BTW, before you claim that "light doesn't age", which implicitly means that one can transform to the photon's rest frame, read this:

https://www.physicsforums.com/showthread.php?t=511170

Zz.
 
  • #10
I think I know what you mean by the speed of time, it's not Lorentz factor, it's Δt / Δt' or Lorentz factor-1
speed of time is not an acceptable term in special relativity, so you probably will be misunderstood.

By using your description the basic idea in relativity is:
speed of time2 + speed in space2 = 1

And that's how you should convert it to the usual thinking:
speed of time2 + (v/c)2 = 1
speed of time2 = 1 - v2/c2
speed of time = √(1 - v2/c2)
Δt / Δt' = √(1 - v2/c2)
 
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FAQ: What is the Concept of Time Speed?

What is the speed of time?

The speed of time refers to the rate at which time passes. It is a relative concept that can vary depending on different factors such as the observer's frame of reference and the effects of gravity.

Is the speed of time constant?

No, the speed of time is not constant. It can be affected by various factors such as the speed and acceleration of an object, as well as the presence of gravitational fields. This means that time can appear to move slower or faster depending on these factors.

How is the speed of time measured?

The speed of time cannot be measured in the same way that we measure the speed of objects. Instead, it is a concept that is measured by comparing the passage of time between different frames of reference or by using specialized instruments such as atomic clocks.

Can the speed of time be manipulated?

While we cannot physically manipulate the speed of time, it can be affected by various factors such as the speed and gravity of objects. For example, time appears to slow down near objects with high gravitational pull, such as black holes.

Does time travel affect the speed of time?

The concept of time travel is still a topic of scientific debate. However, according to the theory of relativity, traveling at extremely high speeds or near objects with strong gravitational fields can cause time to pass at a different rate. Therefore, time travel could potentially affect the speed of time.

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