Defining Time: What is the True Nature of this Elusive Concept?

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Discussion Overview

The discussion revolves around the definition and nature of time, exploring various perspectives from philosophical to scientific viewpoints. Participants consider both conceptual and theoretical aspects of time, including its measurement and implications in the universe.

Discussion Character

  • Exploratory
  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • One participant suggests that defining time is complex and references the thermodynamic arrow of time, where entropy increases to a maximum.
  • Another participant seeks detailed ideas on scheduling events and processes, indicating a practical application of time.
  • A different perspective presents time as a measurement derived from space divided by speed.
  • One participant expresses skepticism about defining time, suggesting it may be more appropriate for philosophical discussion.
  • Another participant describes time as a fundamental aspect of the universe's fabric.
  • Time is also characterized as the fourth dimension of spacetime, which is measured by clocks.
  • One participant defines time as a measurement of the speed of events, emphasizing the need for consistent phenomena, such as atomic decay, for accurate measurement.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the definition of time, with multiple competing views and interpretations presented throughout the discussion.

Contextual Notes

Some definitions rely on specific contexts, such as thermodynamics or philosophical implications, which may not encompass all aspects of time. There is also a lack of resolution on the assumptions underlying each perspective.

Adam
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How do you define "time"?

Another question, maybe a simple one. How do you define "time"?
 
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not a simple question at all.

there have been many postulated "arrows of time" but one of the more well defined ones is the thermodynamic arrow of time in which entropy increases to a maximum.
 
Any detailed or concrete ideas on scheduling of events/processes?
 
Space/distance and divided by speed
 
Time is not easily defined. This probably belongs in the Philosophy forum.

In my first class of Physics, our professor asked "so what is time?" to which I reply "A great Pink Floyd song!" (I wouldn't recommend doing that).
 
A fundamental aspect of the fabric of the universe.
 
The fourth dimension of spacetime, the one which is measured by clocks.
 
Time is a measurement of how fast things happen. You'd have to take things that always happen the same, of course, like the decay of atoms... I think that was it.
 

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