Which property of a wave remains constant when the wave travels from one medium into another?
A
Amplitude
B
Wavelength
C
Velocity
D
Frequency
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Frequency remains unchanged as waves travel from one medium to another because it is characterized by the source of the wave.
Source: WAEC / JAMB / NECO Classroom Archive (Record #59012)