xkcd #2926: Doppler Effect

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Submitted ⁨⁨6⁩ ⁨months⁩ ago⁩ by ⁨randomaccount43543@lemmy.world⁩ to ⁨xkcd@lemmy.world⁩

https://imgs.xkcd.com/comics/doppler_effect_2x.png

Alt text:

The Doppler effect is a mysterious wavelength-shifting phenomenon which seems to primarily affect sirens, which is why the 🚨 emoji is red.

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randomaccount43543@lemmy.world ⁨6⁩ ⁨months⁩ ago
explainxkcd.com/2926

source
OpenStars@discuss.online ⁨6⁩ ⁨months⁩ ago
I think there’s an xkcd for that topic… 🙃

spoiler
(/s in case it is not blatantly obvious)

source
- LordTrychon@startrek.website ⁨6⁩ ⁨months⁩ ago
  I believe it’s this one…
  
  lemmy.world/post/14868285
  
  source
  - OpenStars@discuss.online ⁨6⁩ ⁨months⁩ ago
    Are you sure you didn’t mean this one?
    
    img
    
    TIL that wasn’t actually an official one, hrm.:-|
    
    source