belcasasanta26
belcasasanta26 belcasasanta26
  • 20-08-2016
  • Physics
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An observer notes that the pitch of a sound is becoming progressively lower. The observer can conclude that the sound is moving

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starrdarren1 starrdarren1
  • 20-08-2016
The source of the sound is moving away from the receiver.
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AL2006
AL2006 AL2006
  • 21-08-2016
He can conclude that the source of the sound is moving away from him and that its speed is increasing.
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