What is the Source of Inertia?

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Discussion Overview

The discussion revolves around the nature of inertia and the forces experienced by an observer during acceleration. Participants explore various explanations for inertia, including gravitational effects, quantum interactions, and the relationship between acceleration and perceived forces.

Discussion Character

  • Exploratory
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • One participant questions the source of the force felt by an observer while accelerating, comparing it to gravitational effects and other forces.
  • Another participant challenges the notion of a "force of inertia," suggesting that the force felt during acceleration is due to external forces acting on the observer.
  • A different perspective is offered regarding the nature of acceleration, emphasizing that it involves changes in both speed and direction, which contributes to the forces felt by an observer.
  • One participant introduces the idea that the source of mass, and thus inertia, is still not fully understood, mentioning the Higgs particle and Higgs field as a possible explanation.

Areas of Agreement / Disagreement

Participants express differing views on the nature of inertia and the forces involved, indicating that multiple competing explanations exist without a consensus on the source of inertia.

Contextual Notes

Some claims rely on assumptions about the definitions of forces and inertia, and the discussion does not resolve the underlying questions regarding the fundamental nature of mass and inertia.

zepp0814
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Hi, so i have a fairly good understanding of most of the concepts relating to inertia. but my question is what is the force felt by the observer while accelerating. for example the force gravity can be described as space bending into shapes around the body of mass, the other can be described as the exchange of quantum particles and other such as centripetal force as simply felt because we want to be traveling in a straight. so once again what is the causes the force of inertia.
 
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zepp0814 said:
Hi, so i have a fairly good understanding of most of the concepts relating to inertia.

And what exactly have you understood here?

Zz.
 
zepp0814 said:
Hi, so i have a fairly good understanding of most of the concepts relating to inertia. but my question is what is the force felt by the observer while accelerating. for example the force gravity can be described as space bending into shapes around the body of mass, the other can be described as the exchange of quantum particles and other such as centripetal force as simply felt because we want to be traveling in a straight. so once again what is the causes the force of inertia.
There is no "force of inertia". If you are sitting in a car that accelerates from 0 to 60 mph, I presume that you will want to accelerate with it! And that requires that a force be applied to you. If you are really concerned about "quantum particles" then it is a matter of electro-magnetic forces. The electrons in the seat push against the electrons in your body.
 
and other such as centripetal force as simply felt because we want to be traveling in a straight

Acceleration is defined as a change in velocity. Velocity has components speed and direction. If you change either the speed or the direction then you change your velocity and that means you are accelerating. So the force you feel when rotating is also a "force felt by the observer while accelerating".
 
Perhaps what you are really asking is "What gives objects mass"?

The short answer is we don't know. One theory is that it's caused by the Higgs particle interacting with the Higgs field.

or perhaps you wan to know the source of inertia...

http://en.wikipedia.org/wiki/Inertia#Source_of_inertia
 

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