Tectonics key words

?
Natural hazard
an occurring which only poses a theoretical threat to life, property, environmental and economical impacts- putting a population at risk of impacts
1 of 34
Natural disaster
the impact of a natural hazard that impacts the society or environment in a negative way
2 of 34
Paleomagnetism
branch of geophysics concerned with the magnetism in rocks that was induced by the Earth's magnetic fields at the time of their formation
3 of 34
MMS
moment magnitude scale
4 of 34
intra-plate earthquake
earthquake in the middle of plates, usually due to hotspots
5 of 34
MIS
Mercalli intensity scale
6 of 34
Focus
point within lithosphere where earthquakes originate from
7 of 34
Epicentre
Where the earthquake channels on Earth surface, directly above focus
8 of 34
Seismic wave
type of energy earthquakes are formed of; comine in S, P and L waves
9 of 34
Volcano
Opening in Earth's crust through which lava erupts
10 of 34
VEI
Volcanic explosivity index
11 of 34
Tectonic hazard
when a tectonic event puts a population at risk
12 of 34
Primary hazard
happen as a direct result of a volcano
13 of 34
Secondary hazard
indirect result of volcano
14 of 34
Tephra fall
ash, lapilli, volcanic bombs- tephra falling down from high eruption in cloud
15 of 34
Lahars
rapidly moving mudflows of tephra and water
16 of 34
Pyroclastic flow
avalanche of hot volcanic gas and tephra
17 of 34
Gas eruption
dissolved gases rfom magma released during eruption
18 of 34
Lava flow
streams of lava erupted from volcano onto Earth's surface
19 of 34
Jokulhlaups
glacial outburst flood
20 of 34
Tsunami
series of abnormally large waves
21 of 34
UNISDR
United Nations International Disaster Risk Reduction
22 of 34
A disaster
series of disruptions involving widespread impacts which exceeds the ability of a community to cope using its own resources
23 of 34
PAR
Pressure and Release model
24 of 34
Tectonic mega-events
extremely large events with regional/global impacts
25 of 34
Multiple hazard zones
A vulnerable area prone to several natural hazards
26 of 34
Hazard profile
A diagram that shows the main characteristics of tectonic events
27 of 34
Park's model
theoretical model showing how the city/country/region might respond after a natural disaster
28 of 34
Lithosphere
Crust and solid uppermost mantle which has cooled and stuck to crust, thin, cool, rigid & brittle
29 of 34
Asthenosphere
below lithosphere, semi-molten layer or upper mantle
30 of 34
Preparedness
preparing to deal with a future hazard event
31 of 34
Response
Responding effectively to a current hazard event
32 of 34
Recovery
Getting back to normal after a hazard event
33 of 34
Mitigation
Reducing the impacts of a future hazard event
34 of 34

Other cards in this set

Card 2

Front

Natural disaster

Back

the impact of a natural hazard that impacts the society or environment in a negative way

Card 3

Front

Paleomagnetism

Back

Preview of the front of card 3

Card 4

Front

MMS

Back

Preview of the front of card 4

Card 5

Front

intra-plate earthquake

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Geography resources:

See all Geography resources »See all Plate tectonics resources »