DRRR Flashcards

(72 cards)

1
Q

Occurs when masses of rock, soil, or debris move down a slope under the force of gravity

A

Landslide

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2
Q

Includes a wife range or ground movement such as rockfalls, mud and debris flows, and surface failures
called slumps, earthflows, and translational slides

A

Landslide

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3
Q

What are the causes of landslide?

A

Slope angle/ stability, water, type of material, shear stress, shear strength

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4
Q

Types of landslides

A

Slides, slumps, rockfalls, earth flows, debris/ mud flows

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5
Q

Who created the landslide classification?

A

Varnes (1978)

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6
Q

Type of material

A

Rock, Earth, Soil, Mud and Debris

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7
Q

Type of Movement

A

Fall, Topple, Slide, Spread, Flow

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8
Q

Circular depressions which form through dissolution of underlying soluble rocks or collapse of a cave’s roof

A

Sinkholes

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9
Q

An area of ground that has no natural external surface drainage; when it rains, all of the water stays inside the sinkhole and typically drains into the subsurface

A

Sinkhole

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10
Q

Which rocks below the surface are sinkholes common in?

A

Limestone, carbonate rock, salt beds

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11
Q

Has drainage systems with sinkholes and caves underground

A

Karst topography

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12
Q

Is the ultimate cause of all sinkholes

A

Dissolution

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13
Q

Two types of sinkholes

A

Cover- subsidence sinkholes, cover- collapse sinkholes

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14
Q

GAR

A

Global Assessment Report on Disaster Risk Reduction

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15
Q

It is a comprehensive review and analysis of disaster risk and risk management. It is published every two years.

A

GAR

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16
Q

Which are the two greatest contributors to disaster risk according to the Average Annual Loss (ALL) by hazard?

A

Cyclonic wind, storm surge

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17
Q

IPCC

A

Intergovernmental Panel on Climate Change

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18
Q

Which of the earth’s spheres are involved in an hydrometeorological event?

A

Hydrosphere and atmosphere (?)

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19
Q

Types of hydrometeorological hazard

A

Typhoon, thunderstorm, Flood and flash floods, storm surge, El Nino and La Nina,

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20
Q

Dealing with the properties, distribution, and circulation of water on and below the earth’s surface and in the atmosphere

A

Hydrology

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21
Q

Deals with the atmosphere and it’s phenomena and with weather and weather forecasting

A

Meteorology

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22
Q

Study of the atmospheric and terrestrial phases of the hydrological cycle with emphasis on the interrelationship between them

A

Hydrometeorology

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23
Q

Deals with the transfer of water and energy between land and he power atmosphere

A

Hydrometeorology

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24
Q

A rotating, organised system of clouds and thunderstorms that originates over the tropical waters

A

Typhoon

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25
In the northern hemisphere, the typhoon rotates in what orientation?
Counterclockwise
26
In the southern hemisphere, the typhoon rotates in what orientation?
Clockwise
27
Conditions for storms to be generated
Heat, Intertropical Convergence Zone, Low Pressure Area, Light wind,
28
The main energy source of a typhoon
Heat from the sea
29
Sea conditions for typhoon formation
80°F (26.67°C), 150 ft depth, high moisture content
30
ITCZ
Intertropical Convergence Zone
31
Which types of winds converge in the ITCZ?
Northeasterly and southeasterly trade winds
32
Light wind speed that develops into a storm within 24-48 hrs
20 km/HR at distances of 20-50 thousand feet above sea level
33
Reasons why typhoons die/ dissipate
Hits land, leaves warm-moist air, travel over cooler sea surface temperature
34
Classification of tropical cyclones
Tropical depression, tropical storm, severe tropical storm, typhoon, super typhoon
35
Speed of TD
61 kph
36
Speed of TS
62-88 kph
37
Speed of STS
89- 117 kph
38
Speed of TY
118-220 kph
39
Speed of STY
exceeding 220 kph
40
What is a tropical cyclone called in the Northwest Pacific
Typhoon
41
What is a tropical cyclone called in the Southwest Pacific and in the Indian Ocean
Cyclone
42
What is a tropical cyclone called in the Eastern Pacific and in the Atlantic Ocean
Hurricane
43
Southwest
Habagat
44
Northeast
Amihan
45
PSWS
Public Storm Warning System
46
No damage to very light damage
PSWS #1
47
Light to moderate damage
PSWS #2
48
Moderate to heavy damage
PSWS #3
49
Heavy to very heavy damage
PSWS #4
50
Very heavy to widespread damage
PSWS #5
51
Is based on the intensity, size if circulation and the forecast direction and speed of movement
Signal number
52
Generally local storms produced by cumulonimbus clouds are always accompanied by lightning and thunder usually with strong wind gusts heavy rain and sometimes with hail or tornado
Thunderstorm
53
The three main ingredients for thunderstorm formation
Moisture, instability, lift
54
Ability for air to accelerate upward or downward and started up or down
Instability
55
Stages or life cycle of a thunderstorm
Cumulus stage, mature stage, dissipating stage
56
Thunderstorm levels
Advisory, watch, information
57
Occurs when a normally dry piece of land is covered by large amounts of water
Floods
58
Brought about by excessive rainfall when sea level rises
Floods
59
Affects areas that are low lying where land meets the sea or another body of water
Floods
60
Second most common natural disasters
Floods
61
Looks mix with this and contaminate the source of potable water
Groundwater
62
Floods mix with this which may carry bacteria that cause harm
Floodwater
63
Occur without warning and can become dangerous in just a short period
Flash floods
64
Flash floods are deadly because?
Destructive power and unpredictability
65
Abnormal increase of water level in sea shores when a storm near coastal lines
Storm surge
66
What causes storm surges?
Strong winds
67
Normal tide + storm surge
Storm tide
68
ENSO
El niño southern oscillation
69
What type of climate phenomenon is ENSO?
Coupled
70
A warming of the ocean surface or above average sea surface temperatures in the central and eastern tropical pacific ocean
El- nino
71
A cooling of the ocean surface or the law average seed surface temperatures in the central and eastern tropical pacific ocean
La Nina
72
An extended period of unusually drive other when there is not enough rain
Drought