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