• Transform plate boundaries produce enormous and deadly earthquakes.
  • These quakes at transform faults are shallow focus.
  • This is because the plates slide past each other without moving up or down.
  • Studies show that big quakes occur every 125 years or more.
  • In total the San Andreas Fault system produces around 10,000 earthquakes a year.
  • Most of those earthquakes cannot even be felt by people nearby.
  • In this video, the boundaries between three different tectonic plates and the earthquakes that result from their interactions are explored.
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