Which of the following statements about sound is correct?
PHYSICS
WAEC 2001
Which of the following statements about sound is correct?
- A. when sound travels from air to a denser medium, it is refracted away from the normal at the point of incidence
- B. sound travels faster in air than in water
- C. the wavelength of sound changes when it travels from to water
- D. the frequency of it travels from air to water
Correct Answer: C. the wavelength of sound changes when it travels from to water
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