Stamets@lemmy.dbzer0.com to Science Memes@mander.xyzEnglish · 14 days agoFight meimagemessage-square114linkfedilinkarrow-up1573arrow-down120
arrow-up1553arrow-down1imageFight meStamets@lemmy.dbzer0.com to Science Memes@mander.xyzEnglish · 14 days agomessage-square114linkfedilink
minus-squareBlue_Morpho@lemmy.worldlinkfedilinkEnglisharrow-up2·edit-214 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-up2·14 days agoWtf, is that true? Aren’t photons weightless? It’s all black magic.
minus-squareBlue_Morpho@lemmy.worldlinkfedilinkEnglisharrow-up2·14 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/