Physics Challenge: Explaining Forces & Common Ground

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Discussion Overview

The discussion revolves around the challenge of explaining the fundamental causes behind the various forces recognized in physics, including whether these forces could be unified under a single originating force. Participants explore the implications of such a unifying concept and the current state of understanding in physics regarding these forces.

Discussion Character

  • Exploratory
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • Some participants question the nature of the "causes" or "initiators" of the forces, suggesting a search for a fundamental or "mother force" that underlies the laws of physics.
  • One participant notes that while gravity is well explained by General Relativity, there remains uncertainty about the reasons behind the existence of the laws of physics and whether they could be different.
  • Another participant references Paul Davies' concept of "ultimate explanation," which pertains to why the universe operates as it does and whether it could have been different.
  • Concerns are raised about the lack of a comprehensive explanation for why the laws of physics are as they are, with some forces considered as free parameters that might have varied.
  • There is a request for clarification on the idea of a single "Almighty" force that could create all things, indicating a desire for more specificity in the discussion.
  • One participant expresses a desire to understand how close physics is to providing an explanation for the laws of physics without seeking a definitive answer.
  • Another participant elaborates that there is no known physical law preventing the forces from being different, suggesting a degree of freedom in their characteristics.

Areas of Agreement / Disagreement

Participants express differing views on the existence and nature of a unifying force, with some exploring the idea while others emphasize the current limitations in explaining the fundamental laws of physics. The discussion remains unresolved with multiple competing perspectives.

Contextual Notes

Participants acknowledge the complexity of the topic, highlighting the absence of definitive explanations and the potential for different interpretations of the forces involved.

interestedman
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how serious is the challenge to physics to explain the causes behind every force that we know of?and is physics trying to get over its scientists differences of approaches in this regard?
 
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Could you clarify your question? It can be read several ways. Scientists are always working to better explain the laws, but not sure what you mean by "causes behind the forces". For example, gravity is well explained by General Relativity.
 
thank you dr chinese,i mean,the causes or the initiators ,the mother force if you like,that has caused the laws to exist?,the initial cause or determinent behing them,could these forces be relegated to a single creating force?if yes why and if no why is that.
 
interestedman said:
thank you dr chinese,i mean,the causes or the initiators ,the mother force if you like,that has caused the laws to exist?,the initial cause or determinent behing them,could these forces be relegated to a single creating force?if yes why and if no why is that.

At this point, the standard model has 3 quantum forces (strong, weak, electromagnetic) plus general relativity (gravity). I don't see that there is much that really explains why the laws of physics are as they are, nor why there is something rather than nothing. Most of this is currently considered more or less as free parameters that could have conceivably have occurred another way.
 
I think you are talking about what Paul Davies calls "ultimate explanation". Why the universe formed and operates the way it does. And could it have been any different.

Watch this lecture series:

 
Last edited by a moderator:
thanks freeman,is there any online resource for the ultimate explanation?
 
in a written form
 
interestedman said:
thanks freeman,is there any online resource for the ultimate explanation?

http://cosmos.asu.edu/prize_address.htm

http://cosmos.asu.edu/research/current.htm
 
The author mentions a Mother Force', and a 'Single Creating Force'.
Interestedman, can you please be more specific with regard to what you are looking for? Do you want us to tell you that there may be a single, 'Almighty' force of some kind? A Force that "creates all things", perhaps?
 
  • #10
dear anderson,thanks for the reply,i am not looking for one answer rather than another,i am only asking about the cause of the laws of physics,can you enlighten me with how physics is close to an explanation,that is all,thanks.:smile:
 
  • #11
DrChinese said:
At this point, the standard model has 3 quantum forces (strong, weak, electromagnetic) plus general relativity (gravity). I don't see that there is much that really explains why the laws of physics are as they are, nor why there is something rather than nothing. Most of this is currently considered more or less as free parameters that could have conceivably have occurred another way.

dear dr chinese,what do you mean "could have conceivably have occurred another way",thanks.
 
  • #12
interestedman said:
dear dr chinese,what do you mean "could have conceivably have occurred another way",thanks.

There is no underlying physical law that prevents them from being different to they way they are (i.e. they could have different strengths), that we know of that is.
 

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