Sonar Demonstration -- Human Sound Wave
Kent Syverson, University of Wisconsin-Eau Claire
Sonar technology allowed scientists to produce high-resolution maps of the sea floor for the first time. This sonar demonstration uses a Human Sound Wave to image the "sea floor" in a lecture hall. In ...

Discovering New Worlds
Dora Kastel, New Visions for Public Schools
This resource is a set of student and teacher materials for a new NGSS-driven Earth & Space Science (ESS) unit (4-6 weeks of instruction). The anchor phenomenon students are exploring through modeling and data ...

Slinky and Waves
This physical model presented by Jeffrey S. Barker, Associate Professor of Geophysics, Pennsylvania State University. Starting Point page organized by R.M. MacKay.
Use a Slinky to show:P and S waves, Wave reflection, and Standing waves in interactive lecture demonstration. -

A short lecture on evaluation of Complex integrations for Geophysics
Avradip Ghosh, University of Houston-University Park
In Geophysics, we heavily use Fourier/Laplace, or inverse Fourier/Laplace transforms in all branches. Anyone who has tried to evaluate them using pen and paper (especially an inverse Fourier/Laplace transform) ...

Visualizing Sun Position of the Seasons
Chris Sinton, Ithaca College
The goal of the exercise is to help students visualize and better understand how the sun changes apparent position over the course of the seasons.

Conceptest: Equator tilt
David McConnell, North Carolina State University
What would happen to the average temperature at the equator during our summer if the tilt angle of Earth's axis increased to 27 degrees? A. Temperatures would increase B. Temperatures would decrease C. ...