Which two classes of wave is descriptive of sound?

Transverse and Longitudinal Waves

Explanation:

Sound waves need a medium (or material) to travel through. These kinds of vibrational waves have another name; Longitudinal waves. In fact, there are two main types of waves; transverse and longitudinal. Longitudinal waves are where the vibration moves parallel to the direction the wave is traveling.

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the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands