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  1. Naked Science Forum
  2. On the Lighter Side
  3. New Theories
  4. Are there Forces on a Photon?
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Are there Forces on a Photon?

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Offline BilboGrabbins

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Re: Are there Forces on a Photon?
« Reply #20 on: 16/10/2021 02:18:19 »
Quote from: Kryptid on 16/10/2021 02:16:04
Newtons are a measure of force, by definition. If you are measuring newtons, you are measuring force.

You need to update yourself. Newtons idea of gravity was long overthrown by General Relativity. Spacetime is not mediated by a Newton. It's not mediated by particles which can exert a force as Newtons.
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Offline Kryptid

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Re: Are there Forces on a Photon?
« Reply #21 on: 16/10/2021 02:22:27 »
Quote from: BilboGrabbins on 16/10/2021 02:18:19
Spacetime is not mediated by a Newton. It's not mediated by particles which can exert a force as Newtons.

I never said it was.
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Offline BilboGrabbins

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Re: Are there Forces on a Photon?
« Reply #22 on: 16/10/2021 02:25:43 »
But that's what you would be saying from this dichotomy. If you accept gravity is the curvature of space, and you think its a force, then stating it's a real force that is measured in Newtons.
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Offline Kryptid

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Re: Are there Forces on a Photon?
« Reply #23 on: 16/10/2021 02:32:09 »
Quote from: BilboGrabbins on 16/10/2021 02:25:43
But that's what you would be saying from this dichotomy. If you accept gravity is the curvature of space, and you think its a force, then stating it's a real force that is measured in Newtons.

Nothing that I said implies that space-time is mediated by newtons (which wouldn't make sense, as a unit of measurement can't "mediate" anything).
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Offline BilboGrabbins

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Re: Are there Forces on a Photon?
« Reply #24 on: 16/10/2021 02:33:17 »
I think this could be too confusing the whole Newtons thing, because gravity, while it is true the acceleration is a gravitational field strength (g) in Newtons per kg. But the idea of Newtonians field and that described by Einstein are very different.
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Offline Kryptid

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Re: Are there Forces on a Photon?
« Reply #25 on: 16/10/2021 02:36:47 »
Quote from: BilboGrabbins on 16/10/2021 02:33:17
I think this could be too confusing the whole Newtons thing, because gravity, while it is true the acceleration is a gravitational field strength (g) in Newtons per kg. But the idea of Newtonians field and that described by Einstein are very different.

I'm speaking of the newton as a unit of measurement, not Newton's model of gravity.
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