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Physical Science > Hydrometeorological Hazards and Disasters > Flashcards

Hydrometeorological Hazards and Disasters Flashcards

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1
Q
  • process or phenomenon of atmospheric, hydrological or oceanographic nature that may cause loss of life, injury or other health impacts, property damage, loss of livelihoods and services, social and economic disruption, or govenrnmental damage
A

Hydrometeorological Hazards

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2
Q

Hydrometeorological Hazards:

A
  • The El Niño and the La Niña Phenomena
  • Tropical Cyclone
  • Floods
  • Storm Surge
  • Thunderstorm
  • Tornado
  • Drought
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3
Q

type of hydrometeorological hazard that is:
- no rain
- dried up

A

El Niño

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4
Q

El Niño means?

A

The Little Boy or Christ Child in Spanish

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5
Q

El Niño was originally recognized by?

A

fishermen

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6
Q

Where was El Niño originally recognized?

A

Coast of South America year 1600s

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7
Q

The term El Niño refers to the?

A

large-scale ocean-atmosphere climate interaction

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8
Q

type of hydrometeorological hazard that is associated with heavy rainfall and hazard such as flood

A

La Niña

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9
Q

La Niña means…

A
  • The Little Girl
  • El-Viejo, anti El-Niño
  • a cold event
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10
Q

It is an intense low pressure system

A

Tropical Cyclone

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11
Q

Tropical Cyclone also called

A

Typhoon or Hurricane

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12
Q

It refers to both the geographic origin of these systems, which form almost exclusively in tropical regions of the globe

A

Tropical

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13
Q
  • it refers to such storms
  • cyclonic nature
  • counter clockwise in Northerm Hemisphere
  • clockwise in Southern Hemisphere
A

Cyclone

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14
Q

How many km to diameter has an eye in tropical cyclones have?

A

10-100 km to diameter

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15
Q

Categories of Tropical Cyclones:

A
  • tropical depression
  • tropical storm
  • severe tropical storm
  • typhoon
  • super typhoon
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16
Q

tropical depression

A

winds of up to 61 kph

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17
Q

tropical storm

A

winds of up to 62 to 88 kph

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18
Q

severe tropical storm

A

winds of up to 89 to 117 kph

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19
Q

typhoon

A

winds of up to 118 to 220 kph

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20
Q

typhoon

A

winds of up to 118 to 220 kph

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21
Q

super typhoon

A

winds exceeding 220 kph

22
Q

Automatic Suspension Guidelines:

A

Signal 1- no classes kindergarten
Signal 2 - no classes kinder, elem, highschool
Signal 3- no classes kinder, elem, highschool, college

23
Q

LGU

A

Local Government Unit

24
Q

who has the authority to declare local suspensions in areas where there is no storm signal

A

LGU

25
Q

Types of floods:

A
  • river flood
  • flash flood
  • coastal flood
26
Q

types of flood that is caused by the overflowing of rivers

A

River flood

27
Q

It is a type of flood that is caused by a very short period of time of unusual heavy rainfall.

A

Flash flood

28
Q

type of flood that occurs whenstrong onshorewinds push thewater inland. The rise in thesea level also causes flooding of the low-lying coastal areas.

A

Coastal flood

29
Q

PAGASA’s Color-Coded warning signals for flooding

A
  • yellow rainfall advisory
  • orange rainfall advisory
  • red rainfall advisory
30
Q

yellow rainfall advisory

A
  • 7.5 - 15 mm (heavy) rain
  • flooding is possible
  • monitor the weather condition
31
Q

orange rainfall advisory

A
  • 15-30 mm (intense) rain
  • flooding is intense
  • alert for possible evacuation
32
Q

red rainfall advisory

A
  • more than 30 mm rain
  • serious flooding expected in low lying areas
  • evacuation
33
Q

EAS

A

Emergency Alert System

34
Q

NOAA

A

National Oceanic and Atmospheric Administration

35
Q

the abnormal rise in the seawater level during a storm

A

Storm surge

36
Q

Causes of storm surge:

A
  • wind/pressure effect
  • rainfall effect
  • tidal effect
  • shape of the Coastline and slope of the sea bed
37
Q

The Stronger the wind of the tropical cyclone and the lower the atmospheric pressure, the higher the storm surge. (One of the causes of storm surge)

A

Wind/pressure effect

38
Q

The Stronger the wind of the tropical cyclone and the lower the atmospheric pressure, the higher the storm surge. (One of the causes of storm surge)

A

Wind/pressure effect

39
Q

The Stronger the wind of the tropical cyclone and the lower the atmospheric pressure, the higher the storm surge. (One of the causes of storm surge)

A

Wind/pressure effect

40
Q

One of the causes of storm surge that is heavy rains associatedwith an intense tropical cyclone

A

Rainfall effects

41
Q

One of the storm surge cause that coincides with the occurrence of high tide, waterlevel

A

Tidal effects

42
Q

One of the causes of storm surge that is shallower the slope, the higher the surgeto the coastal communities.

A

shape of the Coastline and slope of the sea bed

43
Q

It is a localized storm cloud that produces lightning and thunder, and often brings heavy rain or hail as well as strong gusty winds.

A

Thunderstorm

44
Q

Thunderstorm Undergoes 3 Stages:

A
  • Initial or Culumus Stage
  • Mature Stage
  • Dissipating Stage
45
Q

Thunderstorm can produce dangerous weather such as:

A
  • heavy rain
  • floods
  • tornadoes
  • hailstones
  • lightning
46
Q

It is a violently rotating column of air extending from the base of a thunderstorm down to the ground.

A

Tornado

47
Q

Tornado is called what in the Philippines?

A

Buhawi or ipo-ipo

48
Q

Tornado is also known as?

A

Twister

49
Q

When a tornado occurs or moves over a body of water,it is called

A

watersprout

50
Q

Tornado can be predicted through the use

A

Dople Radar

51
Q
  • lack of rainfall for normal needs.
  • shortages in the water supply
A

Drought

Physical Science (4 decks)

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