A main difference between a radio wave and a sound wave is
A)frequency.
B)wavelength.
C)energy.
D)amplitude.
E)medium or no medium.

Question

Quizplus · Accepted Answer

A radio wave does not require a medium to travel through, whereas a sound wave requires a medium such as air, water, or solids to move through. The other choices, frequency, wavelength, energy, and amplitude, are properties that can apply to both sound and radio waves.

A Main Difference Between a Radio Wave and a Sound