Earthquakes Topic trivia
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Earthquakes Topic Mini Quiz
Test your knowledge with these top questions!
Earthquake magnitude increases on the Richter scale by a factor of 32 for each step in:
Each whole-number increment on the Richter scale represents roughly a 32-fold increase in total energy released.
Seismic S-waves stop moving when they encounter Earth's:
Because shear waves cannot travel through liquids, S-waves stop at Earth's liquid outer core, creating a shadow zone.
Earthquakes occur most frequently along the Pacific ocean boundary known as the:
The Ring of Fire hosts about 90 percent of all earthquakes due to active subduction zones around the Pacific plate.
Earthquakes weaken soil during shaking by causing a phenomenon called:
Liquefaction occurs when earthquake shaking increases water pressure in saturated soil, turning solid ground fluid.