Question

Juan is standing on the street. An ambulance moves toward him and then passes by. What best describes the pitch that Juan hears?

Answer 1

Hi!

The pitch will be lower once the ambulance drives by Juan.

This is due to the Doppler effect, which is basically a change in the properties of waves after an object moves towards, or away from a listener.

Hopefully, this helps! =)

Answer 2

Answer:

C- the pitch drops to a lower pitch once the ambulance passes by juan

Explanation: