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Just_Berti t1_j4ullp3 wrote

Reply to comment by TheJasonKientz in What happens to the energy of sound in space? by full_hammer

if kinetic energy "will dissipate as heat" what will the heat dissipate into when there are no particles that could receive energy and get heated?

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TanteTara t1_j4uptz8 wrote

Photons, mostly in the infrared energy range. Photons make up the vast majority of what we can actually "see" from the universe outside of the earth/moon system, though since recently we can measure some gravity waves too.

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ISvengali t1_j4v7hsp wrote

I mean, photons make up everything we can see, inside and out right?

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ThetaReactor t1_j4vb5y4 wrote

They make up the image that we see, but they don't constitute the actual objects.

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