Our physics teacher showed us this video today to explain what the Doppler effect is. via /r/videos https://t.co/GBELcZ9zJM — Digital Marketing TX (@tweetbosses) September 15, 2017
Our physics teacher showed us this video today to explain what the Doppler effect is. via /r/videos https://t.co/GBELcZ9zJM
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