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tectonic (Earthquake (factors affecting extent of damage and casualties…
tectonic
Earthquake
factors affecting extent of damage and casualties
level of preparedness
distance from epicentre
population density
time of occurrence
magnitude
type of soil (liquefaction)
types (deep or shallow focus)
risks
destruction of properties
threats of tsunamis
disruption of services
destruction of infrastructure
landslides
loss of lives
characteristics
epicentre
aftershock
focus
seismic waves
responses
short-term responses
search and rescue
emergency, food and medical supply
infrastructure
rebuilding of infrastructure
provision of health care
preparedness measures
infrastructure
emergency drills
land use regulation
earthquake monitoring and warning system
tsunami monitoring and warning system
Volcanoes
types
lava
low-silica lava: shield volcanoes
high-silica lava: stratovolcanoes
pyroclastic flow
lahars
level of activity
active
dormant
extinct
features
vent
crater
cone, secondary cone
caldera
lava
pipe
magma chamber
risks
massive destruction
pollution
benefits
precious stones and minerals
tourism
fertile soil
geothermal energy
plates boundaries
convergent
oceanic-oceanic
The Mariana Trench
The Mariana Islands
continental-continental
The Himalayas
Tibetan Plateau
oceanic-continental
The Peru-Chile Trench
The Andes Mountain
transform
The San Andreas Fault
divergent
oceanic-oceanic
The Mid-Atlantic Ridge
The Azores
continental-continental
The East African Rift Valley
causes of tectonic plates movement
convection currents
slab-pull force
landforms
rift valleys & block mountains
fold mountains