24 Questions
What is the wind speed range for Signal #3?
121-170 km per hr
How many hours before the expected occurrence is Signal #4 hoisted?
12 hours
What are the essential components required to form a thunderstorm?
Moisture, stable air, and lift
What is the main feature of a thunderstorm?
Lightning
When does a thunderstorm occur?
When moisture forms clouds and rains
What is the distinctive characteristic of lightning?
Bright flash
What can help block storm surge according to the text?
Man-made seawalls and breakwaters
How much can a sufficiently wide and tall vegetation canopy reduce land inundation according to the text?
5-40%
Which factor contributes to a storm surge as spiraling winds towards the storm?
Long fetch of winds spiraling inward
What does a low-pressure-induced dome of water do in relation to a storm surge, according to the text?
It draws up water and trails the storm's center
What phenomenon increases the chances of hurricanes according to the text?
El Nino
How frequently does La Nina (Cold event) occur compared to El Nino according to the text?
Half as frequent
What is the recommended action to take when a thunderstorm starts?
Find a sturdy building or a vehicle with closed windows
What should you do to minimize hearing damage from thunder during a thunderstorm?
Cover your ears with your hands
Why should you stay away from water during a thunderstorm?
Water can carry electric charge
What is the difference between a flash flood and a flood?
A flash flood occurs within 6 hours of a causative event
What should you do if someone is struck by lightning during a thunderstorm?
Immediately call for help
What should you avoid doing during a thunderstorm?
Using electric equipment and appliances
What is the primary goal of recognizing impending signs of hydrometeorological hazards?
To minimize loss of life and property damage
What type of storm is also called a 'bagyo'?
Typhoon
Hydrometeorological hazards can contribute to which of the following?
Transport and dispersal of toxic substances
What is responsible for raising storm signal warnings and naming storms in the Philippines?
PAGASA
What is NOT a type of hydrometeorological hazard?
Epidemics
What is the term for the process or phenomenon of atmospheric, hydrological or oceanographic nature that may cause harm?
Hydrometeorological hazard
Learn how to distinguish, recognize signs, and develop emergency plans for different hydrometeorological hazards. Understand the process and impact of atmospheric, hydrological, and oceanographic phenomena.
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