KhandraaPchloe
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you hear a sound in the distance suddenly the sound gets deeper decreasing in pitch what can you assumeabout the sound wavesreaching your ears

Respuesta :

AL2006
That tells you that one of two things has happened:

Either
-- the source began emitting sounds with lower frequency

or
-- the source began moving away from you, and the
apparent change is due to the Doppler effect.

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