Earthquakes Crossword

Point within the earth where the earthquake begins.
Location on the surface directly above the focus.
Fractures in the Earth's crust where movement has occurred.
Waves of energy that travel through the Earth's layers.
Waves that can move up/down and side to side.
Push-pull, compression waves
waves that move side to side and cannot pass through gas or liquids
Belt on the surface where neither P nor S waves are received/ located.
Movement that follows a major earthquake.
Movement prior to the earthquake.
Instrument that records earthquakes.
What is recorded by the seismograph.
Vibration of the Earth by the rapid release of energy.
Measures magnitude based on amplitude of largest wave.
Seismic sea wave triggered by an earthquake.
Estimates the energy released by the rock.
Boundary between the crust and the mantle where a change in speed of seismic waves occurs.
Earthquakes occur when the stress builds up between two plates.
Caused by the passing of seismic waves near the epicenter.
Mountainous regions subjected to earthquakes may trigger __.