Question

Sound waves are mechanical waves. Which statement is true for this type of wave?Select one of the options below as your answer:. A. Sound waves transport their energy through a vacuum. B. Particles of the medium are displaced completely from their initial positions, moving along with the wave front. C. Particles of the medium move perpendicular to the direction of the energy transport. D. Sound waves require a medium in order to transport energy.

Answer 1

By being a Mechanical Wave, which requires a material medium:

D. Sound waves require a medium in order to transport energy

Answer 2

Sound waves require a medium in order to transport energy is the statement among the statements given in the question that is true for this type of wave. The correct option among all the options that are given in the question is the last option or option "D". I hope that this answer comes to your help.