earthquake - fire - river flood alarm working model explanation in english - disaster alert project - howtofunda
#earthquake #fire #riverflood #alarm #workingproject #workingmodel #explanationinenglish #explanation #inenglish #howtofunda

In this video, we showcase three natural disaster alert alarm working models: Earthquake Alarm, Fire Alarm, and River Flood Alarm. These models demonstrate how early warning systems can help save lives during emergencies. This is a perfect science project for school exhibitions and disaster management awareness.

Concept Explained:
Earthquake Alarm – Detects vibrations and activates a buzzer
Fire Alarm – Senses heat or smoke and sounds an alert
River Flood Alarm – Alerts when water levels rise beyond a safe limit

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