Quiz 5 – Flashcards

The elastic rebound theory for the origin of earthquakes was first proposed by ________ following the ________ earthquake. A) Richter; 1989, Loma Prieta B) Giuseppe; 1925, Pizza Lake C) Mohorovicic; 1964, Anchorage D) Reid; 1906, San Francisco

Which one of the following statements is correct? A) P waves travel through solids; S waves do not. B) P and S waves travel through liquids, but S waves do not travel through solids. C) P and S waves travel through liquids, but P waves do not travel through solids. D) S waves travel through solids and P waves travel through liquids.

On a typical seismogram, ________ will show the highest amplitudes. A) P waves B) surface waves C) S waves D) body waves

________ is the maximum possible damage designation on the Mercalli scale. A) XII B) 12 C) 10 D) X

The position on Earth's surface directly above the earthquake source is called the ________. A) focus B) seismic zone C) epicenter D) inertial point

Approximately how much more energy is released in a 6.5 Richter magnitude earthquake than in one with magnitude 5.5? A) 3 times B) 3000 times C) 300 times D) 30 times

The ________ earthquake was accompanied by extensive fire damage. A) Mexico City, 1985 B) San Francisco, 1906 C) Anchorage, 1964 D) Yerevan, Armenia, 1988

________ refers to the tendency for a foundation material to lose its internal cohesion and fail mechanically during earthquake shaking. A) Motion slip B) Liquefaction C) Slurrying D) Seismoflowage

________ is the name of the earthquake-magnitude scale based on the amount of seismic energy released during the event.

The ________ is the site of initial rupturing associated with an earthquake.

________ is the cool, brittle, outer layer of Earth that includes the crust and uppermost mantle