m\,s^{-1}\). The speed of sound in air is \(340 m\,s^{-1}\). The speed of light and sound changes in different materials. Please check carefully which speed to use in the data sheet on page 2 of ...

Different species of animal have different ... the depth of the boundary can be determined using the speed of sound in the material and the time taken Ultrasound waves emitted by the source ...