Question

What happened to the pitch of the sound as the sound source moved past the observer? Record your observations.

Answer 1

As the sound source moved past the observer, the pitch that he heard started dropping to a lower tone.

Step-by-step explanation:

Answer 2

My GUESS is that as the sound source moved past the observer, the pitch that he heard dropped suddenly, to a lower note. That's only a guess, though. You really need to check with somebody who was there and actually observed it.