Is Anything Truly at Rest in Every Frame of Reference?

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Discussion Overview

The discussion centers around the concept of whether anything can be considered truly at rest in every frame of reference. Participants explore the implications of such a scenario and the nature of frames of reference in relation to motion and observation.

Discussion Character

  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • Some participants question the possibility of an object being at rest in every frame of reference, suggesting that if it were possible, it would imply that all objects are stationary relative to one another, which seems implausible given observed motion.
  • One participant notes that frames of reference are not physical objects and can exist independently of any particular object, citing the example of cosmologists using a frame of reference based on the cosmic microwave background.
  • There is a repeated suggestion for participants to work through the problem independently, indicating a preference for self-discovery in understanding the concept.

Areas of Agreement / Disagreement

Participants express differing views on the feasibility of having a universal frame of reference at rest with respect to all others, with no consensus reached on the matter.

Contextual Notes

The discussion does not resolve the assumptions regarding the nature of motion and the definitions of frames of reference, leaving these aspects open to interpretation.

parshyaa
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is there any thing which is at rest with every frame of reference. what if an object experiences this situation.
 
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parshyaa said:
is there any thing which is at rest with every frame of reference. what if an object experiences this situation.
I think you should try to work this one out for yourself.
 
parshyaa said:
is there any thing which is at rest with every frame of reference. what if an object experiences this situation.

If it were possible, nothing special would happen. It would just mean that all objects are stationary with respect to one another. But that's an impossibility in the real world. How can you have a frame of reference at rest with respect to all other frames of reference, when objects are observed to be moving all over the place in different directions and with different velocities? And that ignores the fact that a frame of reference is not a physical object and doesn't need to be attached to an object. For example, cosmologists commonly use a frame of reference in which the cosmic microwave background is seen to be uniform. This frame is not attached to anything.
 
PeroK said:
I think you should try to work this one out for yourself.[/QUO
you mean that it is possible to have
Drakkith said:
If it were possible, nothing special would happen. It would just mean that all objects are stationary with respect to one another. But that's an impossibility in the real world. How can you have a frame of reference at rest with respect to all other frames of reference, when objects are observed to be moving all over the place in different directions and with different velocities? And that ignores the fact that a frame of reference is not a physical object and doesn't need to be attached to an object. For example, cosmologists commonly use a frame of reference in which the cosmic microwave background is seen to be uniform. This frame is not attached to anything.
Cool
 

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