검색어: seismologists (영어 - 페르시아어)

seismologists
زلزله‌شناسان

seismologists are warning southland residents .
زلزله شناسان به مقيمان سرزمين جنوبي اختار ميدهند .

earthquake essayseismology seismology /saɪzˈmɒlədʒi/ is the scientific study of earthquakes and the propagation of elastic waves through the earth or through other planet-like bodies. the field also includes studies of earthquake effects, such as tsunamis as well as diverse seismic sources such as volcanic, tectonic, oceanic, atmospheric, and artificial processes (such as explosions). a related field that uses geology to infer information regarding past earthquakes is paleoseismology. a recording of earth motion as a function of time is called a seismogram. a seismologist is a scientist who does research in seismology. highlights of the history of seismology some milestones in the development of seismology are:[1] early speculations on the natural causes of earthquakes in the writings of thales of miletos (ca. 585 b.c.e.), anaximenes of miletos (ca. 550 b.c.e.), aristotle (ca. 340 b.c.e.) and zhang heng (132 c.e.). in 132 c.e., zhang heng of china's han dynasty designed the first known seismoscope. in 1664 athanasius kircher argued that eathquakes were caused by the movement of fire within a system of channels inside the earth.
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