Instructional Video
Incorporated Research Institutions for Seismology

Iris: Gulf of California: Earthquakes & Tectonics

9th - 10th
Focusing on the Gulf of California Rift Zone, this animation depicts the evolution of the spreading ridge that marks the boundary between the Pacific and North American Tectonic Plates. [3:12]
Instructional Video
Incorporated Research Institutions for Seismology

Iris: Plate Boundary: Convergent Margin

9th - 10th
A short video illustrates how a megathrust earthquake can create a tsunami. Check out the additional resources provided below the video. [1:16]