How does the Doppler effect explain why a siren's pitch increases as it approaches you?
A. The siren moves away from sound waves it has already produced, increasing their wavelength.
B. The siren moves closer to sound waves it has already produced) decreasing their wavelength
C. The siren moves away from sound waves it has already produced decreasing their wavelength,
D. The siren moves closer to sound waves it has already produced, increasing their wavelength
Answers: 1
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What are the similarities & differences between a thermistor and a light dependent resistor in physics?
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How does the Doppler effect explain why a siren's pitch increases as it approaches you?
A. The sire...
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