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Sound Waves
Types of Sound Waves
Parts of a Sound Wave
How Sound Travels
Sound Unit
Ultrasonic Sound
Sound Waves Can Be Reflected
Different Speed waves
Relationships With Pitch and Frequency
The Doppler Effect
Citations
The Doppler effect
The Doppler effect is observed whenever the source of waves is moving with respect to an observer.
The Doppler Effect is about the speed of sound waves.
True
False
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