5.1 Sound Waves Properties

5.1 Sound Waves Properties

Doppler's Effect Practice

Doppler's Effect

Practice 1

Multiple Choice

What is the frequency heard by a person driving at 15 m/s toward a blowing factory whistle (800. Hz) if the speed of sound is 340.6 m/s

• 30,000 Hz

• 835 Hz

• 45 Hz

Multiple Choice

A cop car’s siren has a frequency of 700. Hz. If you are standing on the sidewalk as the cop car approaches you at a speed of 15.0 m/s, what frequency would you hear? The speed of sound is 343 m/s

• 732 Hz

• 10,0000 Hz

• 0 Hz

• 432 Hz

Bye Bye Section 5.1

Hello Section 5.2: Sounds in Music!