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Things You Thought You Knew – Why Size Matters
StarTalk Radio
The Doppler Shift Is Not There on NASCAR Tracks
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Doppler traces back to a German physicist who measured the speed of cars. He did it with an orchestra playing on flatbed rail cars before they had automobiles. The only time you see the hear the Doppler is when there's a single camera in the ground and the car goes byYou're actually missing the most beautiful Doppler shift, which would be at 200 miles an hour.
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Listen to the best highlights from the podcasts you love and dive into the full episode