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Light/sound resonance.


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All of the following is open to correction:

We know that a sound wave can be represented by a sine equation, specifically y=a*sin(bx-c)+d. The opposite of a sound wave, the one that will cancel it out, can be represented by a phase shift equal to exactly half of that of the original sound wave, which is exactly the same as a simple inversion, or multiplying the equation by a negative. The collision of the sound waves cancels out the energy, but because the energy of the two hits at such a point that net motion of the air is negligible. 

What is the technology behind noise-canceling headphones? - Quora

Because the frequency of the wave is not changed, the two sounds are exactly the same to hearing, but still cancel each other out. It is generally only with intent that this can occur, as it is very hard to create the opposite of the sound by accident. In ROW, Navani creates anti-lights by using this inverse of the sound, so she is creating a sound that is exactly half a phase shift off of the rhythm of Odium. It makes a great deal of sense that doing this requires Intent, as it would be very common to find the anti-lights otherwise, or impossible to find at all.

Something else that is interesting, is that light itself can be represented by the same equation y=a*sin(bx-c)+d, as it is an electromagnetic wave. Light can have the same equal-cancelling pattern, with two light waves that look the same cancelling each other out. This results in the bottom of the two images below, where the light cancels out in some places, and amplifies in other places.

Q & A: Where does energy go during interference? | Department of Physics |  University of Illinois at Urbana-Champaign

We know that the anti-lights annihilate each other like matter and antimatter, and that the sounds would as well. Now, I propose that if we positioned them correctly, the photon emissions from the two gaseous investitures would cancel each other out, though the air-warping around the anti-voidlight sphere(and possibly others) might interfere with that.

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