Eismic wave that causes the ground to move in two directions 3
Deformation of materials in response to stress

Measure of the energy released by a quake

Fracture in rock along which movement occurs

Section of an active fault that has not experienced a significant earthquake for a long time

Rates earthquake intensity

Forces per unit area acting on a material

Wave generated by vertical motions of the seafloor

modified Mercalli scale
2.
magnitude
3.
stress
4.
fault
5.
tsunami
6.
strain
7.
seismic gap
8.
surface wave