Crest and Trough of a light wave

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    Light Wave
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Discussion Overview

The discussion centers on the interpretation of the crest and trough of a light wave, exploring whether they represent physical traversals of particles, serve as mathematical tools, or if the answer remains uncertain.

Discussion Character

  • Conceptual clarification, Debate/contested

Main Points Raised

  • One participant questions whether crests and troughs represent actual traversals of particles like electrons or if they are merely mathematical constructs.
  • Another participant clarifies that light is made of photons, not electrons, suggesting a correction to the initial inquiry.
  • A different participant explains that crests and troughs correspond to the maxima and minima of the electric and magnetic strength vectors, indicating that this explanation applies to photons due to their wave-particle duality.
  • One participant acknowledges a previous mistake in terminology, indicating a shift from discussing electrons to particles in general.

Areas of Agreement / Disagreement

Participants express differing views on the nature of crests and troughs, with some focusing on their mathematical representation while others emphasize their physical significance in the context of light as waves and particles. The discussion remains unresolved regarding the interpretation of these features.

Contextual Notes

There are limitations in the definitions and assumptions regarding the nature of light and its representation in wave theory, which are not fully explored in the discussion.

neurocomp2003
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What exactly do the crest and trough parts of a light wave represent?
Are they traversals that a electron takes or are they a mathematical
analytical tool used in equations involving light? Or is the answer still unknown?
 
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Light isn't made of electrons. I think you're looking for photons.

cookiemonster
 
Originally posted by neurocomp2003
What exactly do the crest and trough parts of a light wave represent?
Are they traversals that a electron takes or are they a mathematical
analytical tool used in equations involving light? Or is the answer still unknown?

They represent successive maxima and minima of the electric strength vector relative to the magnetic strength vector. And yes, this explanation works for photons too, since as we know, they have a wave nature (along with a particle nature), and the electric and magnetic strengths are effective features of that wave nature.
 
yeah sorry i meant to say particle not electron.
 

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