 |
|
 |
Earthquakes Video "...the graphics, pictures and narration are superb." Probes the origin and nature of seismic waves using spectacular scenes of earthquake effects. Examines P and S waves, epicenters, transcurrent and transform faults, with emphasis on the San Andreas fault and subduction zone earthquakes. Relates seismic activity to plate tectonics. Extensive section on earthquake planning. 15 minutes |
| VCT-21 VHS...$69 DVD DVT-32 ...$70 | |
|
|