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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!

An ambulance has its sirens on as it travels down the road. The dog in front of the ambulance will hear a _____ sound since the waves are pushed together in front of the car.

PLEASE HELP ASAP CORRECT ANSWER ONLY PLEASE An ambulance has its sirens on as it travels down the road The dog in front of the ambulance will hear a sound since class=

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plutookooo
Definitely a higher pitch, due to the waves being pushed and therefore the sound is lower in frequency behind the car. :)

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