Audience versions of this page: FamilyOn October 17, 1989, the central coast of California was jolted by the Loma Prieta earthquake. The quake’s epicenter was near Loma Prieta Peak in the Santa Cruz Mountains. The magnitude 6.9 quake was the most powerful the state had experienced since 1980.The Loma Prieta earthquake was triggered by the mighty San Andreas Fault, where the North American tectonic plate strikes northward while the massive Pacific plate slips southward. During the quake, the epicenter slipped up to 2.3 meters.
Term Part of Speech Definition Encyclopedic Entry athlete Noun
person who participates or competes in sporting events.
body of water partially surrounded by land, usually with a wide mouth to a larger body of water.
Encyclopedic Entry: bay bridge Noun
structure connecting areas otherwise difficult to travel.
edge of land along the sea or other large body of water.
Encyclopedic Entry: coast collapse Verb
to fall apart completely.
harm that reduces usefulness or value.
top surface or "floor" of a ship or other open structure, such as a highway or bridge.
to put off until a later time.
the sudden shaking of Earth's crust caused by the release of energy along fault lines or from volcanic activity.
point on the Earth's surface directly above the true center of an earthquake.
to leave or remove from a dangerous place.
a crack in the Earth's crust where there has been movement.
large public road for which there is no fee, or toll, required.
large public road.
person who reports and distributes news.
very large or heavy.
path or way.
to extend over or across something.
large structure, often used for sports or other entertainment events, with a central event area surrounded by raised seats for viewers.
to move in a back-and-forth, swinging motion.
tectonic plate Noun
massive slab of solid rock made up of Earth's lithosphere (crust and upper mantle). Also called lithospheric plate.
movement of people or goods from one place to another.
to cause or begin a chain of events.