SOUND VS LIGHT. “Acoustic waves are mechanical, which means that they cannot travel through a vacuum, whereas light waves are electromagnetic and can travel through a vacuum. Whereas a light wave can have two independent polarizations, an elastic wave in a homogeneous solid has three independent polarizations.” The key difference between sound and light waves.
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linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022