Earthquakes Key Terms Flashcards
1
Q
Earthquake
A
A sudden and brief intense ground shaking.
3
Q
Focus
A
The point in the earth’s crust where the earthquake originates.
4
Q
Shock waves
A
Seismic waves generated by earthquakes.
5
Q
Richter scale
A
A scale which measures earthquakes based on scientific recordings of the amount of movement. It is a logarithmic scale.
6
Q
Mercalli scale
A
A means of measuring earthquakes by describing and comparing the damage done.
9
Q
Epicentre
A
The point on the earth’s surface directly above the focus.
