Earthquake Crossword

A smaller earthquake that occurs after a larger earthquake in the same area.
Instrument used to measure and record the vibrations of seismic waves.
a wave motion in a solid medium where the medium moves perpendicular to the direction of the travel of the wave.
the point on the earth's surface vertically above the focus of an earthquake.
a piece of the lithosphere that moves around on top of the asthenosphere
the point along a fault at which the first motion of an earthquake occurs
a type of seismic wave that forms when P waves and S waves reach Earth's surface
A volcanically active area of Earth's surface far from a tectonic plate boundary
mixture of gases surrounding earth
transfer of energy across space and into the atmosphere
area where life can exist
The border between two tectonic plates
A crack or fracture in Earth's crust where two tectonic plates gring past each other in a horizontal direction
A deep valley that forms at the edge of a continent when the oceanic plate sinks underneath a continental plate.
A dropped zone where two tectonic plates are pulling apart.