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Seismometers are instruments that measure motion of the ground, including those of seismic ... It is often used to mean seismometer, though it is more applicable to the older instruments in which th...

What instrument measures the intensity of an earthquake


Strong-motion seismometers (which are also known as Accelerographs)are used to measure the intensity of earthquakes.

How Are Earthquakes Measured? - LiveScience


Aug 20, 2010 ... While there are many modern scales used to calculate the magnitude, ... each with instruments that measure how much the ground shakes over ...

Earthquake | Seismology, magnitude and other units of measurement


Magnitude and other units of measurement of the severity of an earthquake by ... Seismographs are the instruments which record earthquakes. ... by a seismologist named Conrad Richter to measure the intensity of the seismic waves.

Unit1: Earthquakes/Measuring Earthquakes - BCIT Commons


Measuring Earthquakes: Magnitude and Intensity ... of 100 kilometers from the earthquake epicenter (seismograph is an instrument for recording the ... the one currently used in the United States is the Modified Mercalli Intensity (MMI) Scale.

Measuring Earthquakes - usgs


Jan 11, 2013 ... ... earthquakes are detected, recorded, and measured by instruments call ... The most commonly used adaptation covers the range of intensity ...

How do scientists measure earthquakes? - Tremor


There are two ways in which scientists quantify the size of earthquakes: magnitude and intensity. You have probably heard of the Richter scale which is still used ...

How Are Earthquake Magnitudes Measured?


There are a number of ways to measure the magnitude of an earthquake. The first widely-used method, the Richter scale, was developed by Charles F. ... so it can describe earthquakes of unimaginable and (so far) unexperienced intensity,  ...

How Earthquakes Are Measured - California Department of ...


recorded, and measured by instruments called ... The term epicenter, which is more commonly used to refer .... the intensity of an earthquake's effects in a given .

Magnitude/Intensity | Pacific Northwest Seismic Network


Earthquake intensity measures how strongly the earthquake impacts a specific location. ... Richter used seismograms recorded on a particular instrument, the ...

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Measuring Earthquakes - Cochise College


The seismograph is an instrument that measures seismic waves caused by ... Nicholas Cirillo developed the first mechanical device used to study earthquakes in 1731. .... (“Intensity”) Like the Richter scale, the Modified Mercalli Intensity Scale ...

What is the name of the scale used to measure earthquakes? | Tulsa ...


Earthquakes are measured with the Richter Magnitude Scale developed by Charles ... Earthquakes are also measured by the Mercalli Intensity Scale which is a ...

What instruments are used to measure earthquakes? - Ask.com


The seismograph and the seismoscope are the two main instruments used to measure the strength of earthquakes. The seismoscope is a simple instrument that ...