Albania - Protest over loss of life-savings

The video tutorial provides an auditory experience of police sirens, focusing on their sound and patterns. It serves as an introduction to understanding the distinct audio signals used by police vehicles.

What is the primary purpose of a police siren?

• To entertain the public

• To indicate a traffic stop

• To alert and clear the way for emergency vehicles

• To signal the end of a shift

How long does the initial police siren sound last?

• 8 seconds

• 12 seconds

• 16 seconds

• 4 seconds

What is the total duration of the second siren sound?

• 24 seconds

• 16 seconds

• 30 seconds

• 10 seconds

Why is the repetition of sirens important?

• To confuse other drivers

• To ensure the siren is heard over long distances

• To save battery life

• To signal a change in direction

What is the impact of police sirens in emergency situations?

• They create noise pollution

• They help in reducing response time

• They are used for decoration

• They slow down traffic