Building and Understanding Audio Alarms

The video tutorial introduces a storm scenario requiring a rescue team. It explains how alarms use sound or light to warn of danger and guides viewers through building an audio alarm using e-blocks. The tutorial concludes with the successful use of the alarm to signal for help, ensuring safety during the storm.

What is the main problem caused by the storm in the video?

• The storm flooded the area.

• The storm damaged the rescue vehicles.

• The storm left the elephant without a phone.

• The storm caused a power outage.

What is the primary function of an alarm?

• To warn people about danger using sound or light.

• To entertain people with music.

• To provide lighting in dark areas.

• To communicate with animals.

Which of the following vehicles typically use alarms to indicate urgency?

• Boats

• Trains

• Police cars

• Bicycles

What is the first step in building an audio alarm using the construction set?

• Find the batteries.

• Locate the buzzer.

• Assemble the wires.

• Connect the switch.

What component converts electricity into sound in the audio alarm?

• The light bulb

• The switch

• The buzzer

• The battery

How many batteries are needed for the audio alarm?

• Two

• One

• Three

• Four

What should you do after placing the batteries in the holder?

• Press the switch.

• Turn on the light.

• Connect the wires.

• Test the sound.

What happens when the alarm is activated in the video?

• The storm stops.

• The elephant finds a phone.

• The rescue team arrives.

• The lights turn off.

What is the purpose of the rescue team in the video?

• To build the alarm.

• To provide food.

• To ensure safety during the storm.

• To entertain the viewers.

What is the final outcome after the alarm is used?

• The storm intensifies.

• The rescue team takes everyone to safety.

• The construction set is damaged.

• The alarm malfunctions.