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Hydrometeorological Hazards
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Cards (39)
Where is the Philippines located?
In Southeast
Asia
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Why is the Philippines considered vulnerable to natural hazards?
Due to its
location
and
geological features
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What are some natural hazards that affect the Philippines?
Earthquakes, floods,
typhoons
,
volcanic
eruptions
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What is the "Pacific Ring of Fire"?
A circular arm of active
volcanoes
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What causes volcanic eruptions and tsunamis in the Philippines?
Continental plate
activities
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What does hydrometeorology study?
The
hydrological
cycle and its
interrelationships
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What is a hydrometeorological hazard?
A process that may cause
loss
or damage
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Name one hydrometeorological hazard in the Philippines.
Typhoon
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What are the types of hydrometeorological hazards in the Philippines?
Typhoon
Thunderstorm
Flood
Flash Flood
Storm Surge
El Niño
La Niña
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What is a typhoon?
An intense circular
storm
over warm oceans
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What characterizes a thunderstorm?
Lightning
, thunder,
heavy rain
, and
strong winds
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How long do thunderstorms typically last?
1 to 2
hours
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What is a flood?
Overflowing of
water
onto normally dry land
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What is a flash flood?
A
sudden
and
intense
flood event
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What is a storm surge?
Irregular sea-level rise during a
cyclone
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What does El Niño refer to?
Warming of
sea surface temperatures
in the Pacific
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What is La Niña?
Cooling of water in the
equatorial
Pacific
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What is the purpose of the Nationwide Operational Assessment of Hazards (NOAH)?
Advance technology use in
disaster prevention
Recommend innovative information services
Support government’s disaster mitigation efforts
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What agency monitors weather in the Philippines?
PAGASA
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What does a thermometer measure?
The
degree
of hotness or coldness
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What is a maximum-minimum thermometer used for?
Measuring the range of
temperature
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What does a thermograph do?
Records
air temperature
continuously
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What is a mercurial barometer?
A barometer using
mercury
to measure pressure
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How does an aneroid barometer work?
It collapses under
air pressure
changes
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What does a barograph do?
Records
pressure
changes
over
time
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What is a sling psychrometer used for?
Measuring
atmospheric
humidity
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How does a hygrometer work?
Uses human hair to measure
humidity
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What does a hygrothermograph record?
Both
humidity
and temperature
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What is an 8-inch rain gauge?
A device for
measuring
rainfall
amounts
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How does a tipping bucket rain gauge work?
Measures
rainfall
by
tipping
when
full
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What does a ceiling light projector measure?
Height of the
cloud base
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What is a meteorological balloon used for?
Measuring
cloud height
and
wind speed
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What does a radiosonde measure?
Pressure
,
temperature
, and humidity aloft
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What is a rawinsonde?
An electronic device for measuring
wind velocity
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What does wind finding radar determine?
Speed and direction of winds
aloft
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What is weather surveillance radar used for?
Tracking and monitoring
tropical cyclones
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What are the key features of hydrometeorological hazards?
May cause loss of life and
health impacts
Can lead to
property damage
and economic disruption
Result in environmental damage
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What is the significance of hazard maps?
Highlight
vulnerable
areas to hazards
Help prevent serious damage and
deaths
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What are the monitoring tools for hydrometeorological hazards?
Tools for measuring
temperature
Tools for measuring
atmospheric pressure
Tools for measuring humidity
Tools for measuring
precipitation
Tools for measuring
clouds
Special
instruments
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