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12-03-2019
Physics

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A wave which needs a medium (solid, liquid, gas) in order to propagate itself.

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12-03-2019

Any 'mechanical' wave needs a medium in order to travel from one place to another.

Examples of mechanical waves include . . .

-- ocean waves

-- sound waves

-- Slinky waves

-- guitar-string waves

-- hand waves

-- curtain waves

-- ripples on a pond

-- seismic waves (earthquakes)

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