Studied by 2 people
aftershock
A smaller earthquake following the main shock of a larger earthquake
crust
The outermost solid layer of the earth
disaster
Earthquake becomes this after significant loss
earthquake
A sudden violent shake of ground causing destruction as a result of movement in earth’s crust
epicentre
Point on surface directly above earthquake’s focus
faults
A fracture in rock formation along there has been movement of the rocks on either side of fracture
focus
Place of origin of an earthquake
hazard
Danger or risk
landslide
Collapse of mass or earth from mountain or cliff
liquefaction
Shaking earth reduces strength of soil forcing liquid to rise to top
magnitude
size of earthquake measure be energy released
plate boundary
where two tectonic plates meet
ring of fire
zone of activity surrounds Pacific Ocean and plate
Richter scale
way to measure earthquakes is logarithmic scale so that a difference of one has a roughly 30-fold different in size
seismograph
instrument that measures earthquake it measures size and duration also known as seismometer
tsunami
long high sea wave that can be caused by earthquakes
Note
Flashcard