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Seismometer / Richter magnitude scale / Earthquake / Charles Francis Richter / National Earthquake Information Center / Seismic wave / Seismic source / Seismology / Mechanics / Seismic scales


Shake it up with Seismographs! Provided by TryEngineering - www.tryengineering.org Lesson Focus Lesson focuses on exploring how the development of seismographs has helped save lives
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Document Date: 2014-02-11 10:30:46

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