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12
When a source of sound waves moves away from an observer the frequency and wavelength
change compared to if the source is stationary.
Which of the following statements describes the way the frequency and wavelength change? *
(1 Point)
O the wavelength decreases and frequency increases
the wavelength and frequency both decrease
O the wavelength increases and frequency decreases
O the wavelength and frequency both increase


Sagot :

Answer:

wavelength decreases and frequency increase

Explanation:

the higher the wavelength the smaller the frequency , the smaller the wavelength the higher the frequency