this post was submitted on 15 Feb 2025
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Science Memes

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[–] Speiser0@feddit.org 7 points 10 months ago (2 children)

But why is the car stretched? And why doesn't it appear rotated?

[–] Hazelnutcookiez@lemmy.blahaj.zone 11 points 10 months ago (2 children)

It's how Doppler works.

I don't understand it enough to actually explain but Wiki does a pretty good job.

[–] nialv7@lemmy.world 5 points 10 months ago

The poster you are replying to is pointing out the inaccuracies that this comic didn't consider relativistic effects.

[–] Speiser0@feddit.org 1 points 10 months ago

(Relativistic doppler effect)

But does it affect the object that is emitting the wave?

[–] Wizard_Pope@lemmy.world 3 points 10 months ago (1 children)
[–] Speiser0@feddit.org 3 points 10 months ago

If you look at an object that is moving near the speed of light, it appears rotated, see https://en.wikipedia.org/wiki/Terrell_rotation.