Memory EarthquakesVersion en ligne Match the vocabulary with its definition par Amy Messersmith focus epicenter Earthquake Ground movements that occur when blocks of rock in Earth move suddenly and release energy Trip to Reading Museum! tectonic plate boundary directly above the focus on Earth's surface transform boundary the return of rock to its original shape after deformation a break in Earth's crust along which blocks of rock move fault convergent boundary a place within Earth along a fault, at which the first motion of an earthquake occurs where two more tectonic plates meet deformation the process by which rock changes shape due to stress elastic rebound divergent boundary