An Upper Limit to Sound?

The answer is yes – there is an upper limit to sound.  But this depends on how sound is identified and this article relates to sound in air. Sound in Air Sound is a series of longitudinal waves travelling in air caused by oscillations of pressure in the air (Figure 1).  Sound consists of a…

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Doppler Effect Animated

A previous post described the Doppler effect in a simplified manner as it relates to movement and sound waves.  This post expands on this somewhat by providing a series of Doppler effect animated images to clarify the role of a moving object and its impact on the sound.  It has been said that a picture…

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