#351 What is the Doppler effect?
What is the Doppler effect? The Doppler effect is the change in frequency of a wave in relation to an observer who is moving relative to the wave source. All…
What is the Doppler effect? The Doppler effect is the change in frequency of a wave in relation to an observer who is moving relative to the wave source. All…
Why can we only hear certain frequencies? Our cochlea is only stimulated by frequencies between 20 Hertz and 20,000 Hertz. First, let’s look at how we actually hear. Our ear…