JORNADA TECNICA: COMPORTAMIENTO DE LAS ESTRUCTURAS FRENTE AL SISMO DEL DIA 27/02/2010
Sismo 27-feb-2010
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Transcript of Sismo 27-feb-2010
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N
S
EO
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Intensidad SísmicaEs la violencia con que se siente un sismo en diversos puntos dela zona afectada.Se mide en escala de Mercalli (grados I a XII)
Magnitud de un SismoEs la energía real liberada en el foco o hipocentro del sismo.Se mide en escala de Richter
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Si nuestros cálculos son correctos, el terremoto movió eleje de figura de la Tierra alrededor de 8 cm, dice elgeofísico Richard Gross, del Jet Propulsion Laboratory, enPasadena, California.
¿El terremoto de Chile movió el eje de la Tierra?
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El terremoto ocurrido en Chile podría haberacortado los días en 1.26 microsegundos.
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Sismicidad histórica en ChileServicio Sismológico, U. de Chile
Sismos importantes y/o destructivosMagnitudes mayores a 7.0
(1570 – mayo 2005)
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27-02-2010 03:34 -35.846 -72.719 35 8.8 TD
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