ESC2000 Study Guide - Quiz Guide: Convergent Boundary, Lists Of Earthquakes, Oceanic Crust
Document Summary
A fracture in a rock mass along which movement has occurred (fault) The first earthquake waves to be detected on a seismograph (p waves) A subdivision of the mantle located below the lithosphere (asthenosphere) The record of an earthquake event (seismograph) The zone where s and p waves attain their highest velocity (lithosphere) The portion of the earth"s interior containing the greatest volume of molten rock (mantle) The difference in arrival times of p and s waves decreases with increased distance from an earthquake (false) The zone of greatest earthquake activity is located in the asthenosphere (false) Earthquake waves cannot be used to study the physical properties of the. The velocity of seismic waves isusually expressed in units of kilometers or miles per second (true) Granite melts at a lower temperature than basalt (false) Wet granite melts at a higher temperature than dry granite (false) You need a min of 3 seismograph stations (true)
