Why does sound travel rapidly though the lower well-mixed surface layer?
A) Temperature and pressure are homogeneous
B) Temperature and salinity are homogeneous
C) It produces high refraction areas
D) Density is heterogeneous

Question

Quizplus · Accepted Answer

The temperature and salinity is consistent throughout this layer. With the pressure increasing with depth, a thin, high-velocity layer is formed above the pycnocline. Information can be found in the section Sound Travels Much Farther Than Light through the Ocean.

Why Does Sound Travel Rapidly Though the Lower Well-Mixed Surface