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Waves are disturbances that propagate through space and time. Classically, they travelled through a medium, disturbing the particles but not changing their mean position. Electromagnetic waves/particle-waves need no medium; they are disturbances in their respective fields.

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What really is the significance of the resonant frequency in terms of "ease of vibration"?

I was studying the concept of resonant frequency and I've read quite a few articles and notes on it. What I have understood from what I have read is that the resonance frequency of an object is its n …
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Differentiating between standing waves (stationary waves) and progressive waves [closed]

The question is ''Differentiate between standing waves (stationary waves) and progressive waves?" I do not understand what exactly they would like to hear. … How do I pinpoint exactly what is different, beween standing waves and progressive waves? Thank you in advance. …
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