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Shake It Up with Seismographs
Shake up your lessons on earthquakes. A simple seismograph lets scholars record "earthquakes" in the classroom. These earthquakes occur when classmates drop balls from different heights. Young scientists measure these with seismographs...
California Academy of Science
Measuring Earthquakes
After a brief discussion on earthquakes, make a makeshift seismograph to record the shaking of the table that it sits upon. While the background information will be useful to you as a teacher, the seismograph does not seem like it would...