Question
wavelength
How does the wave interact with the medium through which it travels?
© The particles of the medium transport matter along the wave.
• The particles of the medium remain fixed in place without vibrating.
O The particles of the medium move closer together and then apart in the direction of energy transfer.
© The particles of the medium move up and down perpendicular to the direction of energy transfer.
Answer
The particles of the medium move up and down perpendicular to the direction of energy transfer.