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suggest that machines can help record earthquakes -
discoverd earthquakes seem to happen on a fault/ epicenter -
was a seismologist who created a device to measure the intensity or likelihood of damage that may be caused in an earthquake. -
Installed at the Lick University, near San Fransisco.
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A boundary between Earths crust and mantle was discovered by Andrija Mohorovii
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Charles richter creates Richter scale to measure the intensity of Earthquakes.
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