In the diagram shown below, which depicts sound waves being produced by the oscillating prongs of a tuning fork, the shape of the waves can be described as . The Density of the medium in the Peaks is and the density of the medium in the troughs is the d.edu/courses/50485/quizzes/151879/take Quiz: h5p 1023 Peaksi Troughs sinusoidal; lowest; highest O triangular; lowest; highest sinusoidal; highest; lowest sawtooth; highest; lowest