Stamets@lemmy.dbzer0.com to Science Memes@mander.xyzEnglish · 2 days agoFight melemmy.dbzer0.comimagemessage-square114fedilinkarrow-up1568arrow-down120
arrow-up1548arrow-down1imageFight melemmy.dbzer0.comStamets@lemmy.dbzer0.com to Science Memes@mander.xyzEnglish · 2 days agomessage-square114fedilink
minus-squareBlue_Morpho@lemmy.worldlinkfedilinkEnglisharrow-up2·edit-22 days ago heat is movement of atoms and molecules. Moving atoms don’t physically touch each other. They transfer their momentum with photons. Measuring the heat of a volume of gas is technically the measurement of the number of photon exchanges.
minus-squarepotoooooooo ☑️@lemmy.worldlinkfedilinkEnglisharrow-up2·2 days agoWtf, is that true? Aren’t photons weightless? It’s all black magic.
minus-squareBlue_Morpho@lemmy.worldlinkfedilinkEnglisharrow-up2·2 days agohttps://profoundphysics.com/if-photons-have-no-mass-how-can-they-have-momentum/
Moving atoms don’t physically touch each other. They transfer their momentum with photons. Measuring the heat of a volume of gas is technically the measurement of the number of photon exchanges.
Wtf, is that true? Aren’t photons weightless? It’s all black magic.
https://profoundphysics.com/if-photons-have-no-mass-how-can-they-have-momentum/