0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Why does the Doppler effect explain why a siren's pitch decreases as it moves away from you?
The siren moves away from the sound waves it has already produced, increasing their wavelength. Make sure it says INCREASING and not DECREASING -Apex :)
A siren is moving past Mary as she sits stuck in traffic To Mary the pitch of the siren changes as it passes her position What causes this to happen?
The sound waves in front of the siren bunch up, and those behind the siren spread out.
What noise does a siren make?
The loud croaking noise (weee onngg weee onngg) has no direct spelling. But the familar high-pitched sound of a siren (police, fire, or ambulance) is referred to as a "wail" and the alternating pitch version as a "warble".
What does the Doppler affect help determine?
The Doppler effect helps measure the speed of moving objects. The most common Doppler effect is the sound of a police siren, as it passes you. The sound of the siren remains constant to the person in the vehicle, but as it approaches you, the pitch, or frequency appears to lower.
How can the pitch of sound wave be raised?
It can be done by moving the sound source quickly towards the observer (or the observer towards the sound), like a siren on a speeding train, and is known as the Doppler effect.See related link.
Do greek myths the sirens make sound?
Yes, they make a sound like a siren. Hence the name "Siren".
What sound does a siren make?
A wail
Is a siren a sound source or a sound reciver?
A siren makes a sound and that's why it must be a sound source.
What is the sound in a chase scene?
siren
How do you play the bullroarer?
swing above head to make wind blow through it so it makes a siren sound!
What is the name of the sound that goes of on the police car?
A siren.
What sound does the fire alarm make?
Typically, it's a ringing bell which tend to be quite loud, or a distinct siren/klaxon.
Why does the Doppler effect explain why a siren's pitch decreases as it moves away from you?
The siren moves away from the sound waves it has already produced, increasing their wavelength. Make sure it says INCREASING and not DECREASING -Apex :)
What is the function of an IC UM3561?
it is used to generate 4 kinds of sounds-police siren,fire alarm,ambulance and gun siren
A siren is moving past Mary as she sits stuck in traffic. To Mary the pitch of the siren changes as it passes her position. What causes this to happen?
The sound waves in front of the siren bunch up, and those behind the siren spread out.
A siren is moving past Mary as she sits stuck in traffic To Mary the pitch of the siren changes as it passes her position What causes this to happen?
The sound waves in front of the siren bunch up, and those behind the siren spread out.
What effect does the Siren's song have on its listeners?
They draw you to them from thief sound
