Question

why sound a siren alarm?​

Answer 1

Answer:

A siren is a loud noise-making device. Civil defense sirens are mounted in fixed locations and used to warn of natural disasters or attacks. Sirens are used on emergency service vehicles such as ambulances, police cars, and fire trucks. There are two general types: pneumatic and electronic.

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Answer 2

Hi mate

Question

Siren:

One of the common sounds you hear on the streets is a siren: a loud, high noise that comes from police cars, fire trucks, or ambulances. It sounds like “Waaaaaahhhhhhh.”

Why do Sirens Sound?

• The sound of the sirens indicating an air raid had a conditioned meaning.

• Bombs would start raining, and it is time to hide underground if you do not want to be killed or badly crippled.

• It is terrifying for you had heard of some of your neighbors or relatives were killed by a bomb, or a wall falling over them.

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