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History of Seismology
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The Creator
John Winthrop was the first person to study earthquakes and was deemed the creator of seismology.
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Seismometer
Luigi Palmieri created the first electric seismometer that could record the time of an earthquake.
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Mallet's Theory's
The Irish scientist and engineer; Robert Mallet went to Naples after a incredibly strong earthquake devastated the land to research earthquakes. His research provided us with many early theories about seismology, such as the idea that earthquakes move outward from a central focus point, and that by finding out which direction the earthquake came from, then the focal points could be located.
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Grove Gilbert's Discovery
American geologist Grove Karl Gilbert discovered that earthquakes occur around a fault line.
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The First True Seismograph
Italian physicist Filippo Cecchi created the first true seismograph that detected and recorded earthquakes.
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Mercalli Intensity Scale
Giuseppe Mercalli was a seismologist who created a scale that could measure the intensity of an earthquake, as well as the damage done by it.
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The Moho Boundary
The boundary between the crust and the mantle is the Moho boundary. Seismic waves change velocity at that depth, the one who discovered this is Croatian seismologist Andrija Mohorovicic.
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The Richter Scale
The Richter scale was created by Charles Francis Richter and measures the strength and magnitude of earthquakes using numerical values.
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