An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves . Earthquakes are recorded with a seismometer , also known as a seismograph . The moment magnitude of an earthquake is conventionally reported, or the related and mostly obsolete Richter m...
A 4.2-Magnitude Michigan Earthquake: How Did That Happen?The 4.2-magnitude earthquake that hit near Kalamazoo, Mich.,Saturday afternoon speaks to how...Sappenfield, Mark
Wonderinghow earthquakes are measured? Seismologists have developed a new measurement of earthquake size, called the Moment Magnitude. All earthquakes can now be compared on the same scale with the Moment Magnitude. Previously, the Richter scale was used, however, it is precise only for measuring ...
However, each scale had a limitation, so the moment magnitude scale was developed as a more thorough and uniformly applicable measure for earthquakes. What is the strongest earthquake ever recorded? The strongest earthquake ever recorded happened in Chile in 1960. That"megaquake" had a magnitude ...
Following an earthquake, several seismic stations submit their readings to reach a consensus about the quake. The readings are communicated in terms of magnitude, and the intensity, based on the effects on people and structures, is communicated with the Modified Mercalli (MM) Intensity Scale. Here...
When an earthquake occurs, stress accumulated in solid rock is suddenly released along fault lines. The energy released when the rocks break along the fault is converted into seismic waves that radiate from the origin. How much energy is involved largely depends on the magnitude of the quake:lar...
adapting them to each considered observational setup. We choose the bandpass filters with the primary aim of preserving a good signal-to-noise ratio, and ensuring that the high frequency corner is below the earthquake corner frequencies. Adopting these smoother conditions implies that not all discusse...
However, comparison between volcanic unrests among different volcanoes has occasionally provided, for example, coincidence in the total accumulated seismic energy values reached before eruptions68, but in the same way these values have been clearly exceeded by orders of magnitude in other unrest ...
Although well-established literature has indicated the burden of mental health among victims after the Wenchuan earthquake, no research has focused on the mental health of mothers and their children who experienced the earthquake and were pregnant during or shortly after it. This study investigates the...
An earthquake may be happening right now. However, not all earthquakes can be felt directly. Generally, when an earthquake is very strong, everyone can feel it [1]. Earthquakes of this magnitude are often referred to as extreme earthquakes. Extreme earthquakes are rare but result in significant...