2926: Doppler Effect
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Doppler Effect |
Title text: The Doppler effect is a mysterious wavelength-shifting phenomenon which seems to primarily affect sirens, which is why the 🚨 emoji is red. |
Explanation[edit]
This explanation may be incomplete or incorrect: Created by an ALARMED BOT THAT GOES... - Please change this comment when editing this page. Do NOT delete this tag too soon. If you can address this issue, please edit the page! Thanks. |
Redshift is a concept that the farther away an object is, the more red it appears.
Transcript[edit]
This transcript is incomplete. Please help editing it! Thanks. |
- [Miss Lenhart is pointing with a stick to a whiteboard with various scientific drawings and words, including but not only a graph.]
- Miss Lenhart: The more distant a galaxy is, the redder its light.
- Miss Lenhart: Why? Well, that's an interesting question.
- [Zoom in on Miss Lenhart]
- Miss Lenhart: Ever notice how, when a siren is approaching, it sounds like Bweeeeeeeeee...
- [Zoom in on Miss Lenhart with her arms raised]
- Miss Lenhart: ...but then it zooms past and goes Nyeeeooooowww?
- Miss Lenhart: And sometimes they hit a button that makes it go Pyeew! Pyeew! really loud?
- [Miss Lenhart with his finger raised standing in front of the whiteboard]
- Miss Lenhart: And in Europe they go Ooooeeeeooooeeee...
- Off-panel voice: So why are galaxies red?
- Miss Lenhart: Oh, no idea.
- Miss Lenhart: Anyway, another siren I like is...
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