The Epicenter of a Southwestern Earthquake part of Keyah Math:Activities
This activity guides students to use the measured difference in P and S wave velocities to locate the epicenter of a minor earthquake in the Southwestern United States. Click here to view the full activity on the ...

Volcanic Ejecta from Sunset Crater part of Keyah Math:Activities
Students are provided with equations and geological data to estimate the velocities and impact effects of volcanic bombs that were ejected during the last eruption of Sunset Crater, a young cinder cone volcano in ...