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Mechanical waves
Main article: Mechanical wave
[edit] Waves on strings
Main article: Vibrating string
The speed of a wave traveling along a vibrating string ( v ) is directly proportional to the square root of the tension of the string ( T ) over the linear mass density ( µ ):
where the linear density µ is the mass per unit length of the string.
[edit] Acoustic waves
Acoustic or sound waves travel at speed given by
or the square root of the adiabatic bulk modulus divided by the ambient fluid density (see speed of sound).
[edit] Water waves
Main article: Water waves
Ripples on the surface of a pond are actually a combination of transverse and longitudinal waves; therefore, the points on the surface follow orbital paths.
Sound—a mechanical wave that propagates through gases, liquids, solids and plasmas;
Inertial waves, which occur in rotating fluids and are restored by the Coriolis effect;
Ocean surface waves, which are perturbations that propagate through water.
[edit] Seismic waves
Main article: Seismic waves
[edit] Shock waves
Main article: Shock wave
See also: Sonic boom and Cherenkov radiation
[edit] Other
Waves of traffic, that is, propagation of different densities of motor vehicles, and so forth, which can be modeled as kinematic waves[26]
Metachronal wave refers to the appearance of a traveling wave produced by coordinated sequential actions