Tag: frequency

I can’t believe I haven’t written about this on my blog before, thanks Markus Pössel for reminding me of this great way to understand the Doppler effect! Doppler effect, or why ambulances change their sound as they race past you Doppler shift is everywhere, but it’s maybe not obvious how to imagine what’s going on […]

Looking at wave length, frequency and speed. (deutscher Text unten) The wave group played with a tank and a hair dryer (the hair dryer safely away from the water, obviously) and different modes of recording. high definition, slow motion and what have you. They also did a really cool data-model comparison, which is still top-secret, but […]