PPT-Seismic Waves Large strain energy released during an earthquake

travels as seismic waves in all directions through the Earths layers reflecting and refracting at each interface These waves are of two types body waves and surface waves the latter are restricted to near the. Watch the live update link and describe what it is that you are . seeing. Based upon what you have studied so far can you see any links?. http://www.iris.edu/seismon. /. Key words. Focus= . the point within the earth where the seismic waves of an earthquake start. Lesson objective: To be able to explain the characteristics and spatial distribution of earthquakes . Key terminology . Focus . Epicentre. Asthenosphere . Lithosphere . P and S waves . Surface waves . 14, 23, 25, 29, 43. EFFECT OF EARTHQUAKE LOADING ON MULTI-STORY BUILDINGS AND THEIR REMEDY. EARTHQUAKE. An earthquake (also known as a quake, tremor or temblor) is the result of a sudden release of energy in the Earth crust that creates Seismic waves.. Seismology: the study of earthquakes. Seismic waves: terminology, classification, the transfer of energy, how waves move. Measuring earthquakes. Layers of the Earth and seismic waves. What information a seismologist is able to interpret from a seismogram. T.O.C. Earthquakes Release Energy. Energy from Earthquakes Travels through Earth. Rock/pond comparison. . Earthquake energy travels up, down, and to all sides.. Seismic waves. (-. w.w. - vibrations of energy caused by earthquakes. . Magnitude and Intensity: M. w. 6.0 & 5.8; MMI VI-VII. Date: May 20. th. and 29. th. 2012. Today’s Presentation:. A short lecture activity sequence designed to engage students in learning about EQ epicenter location . ITET G. . MAGGIOLINI . & . “The green . school. network. ” . present. . What. . is. an . earthquake. ?. An earthquake (also known as a quake, . tremor) . is the . shaking of the surface. of the Earth, resulting from the sudden release of energy in the Earth's lithosphere that creates seismic waves. . What is the difference between the epicenter of an earthquake and the focus of an earthquake?. List processes involved in plate tectonics. Convection currents in the mantle (. temperature and density differences) . For a quick laugh…. Geologists use 2 terms when discussing the location of an earthquake:. Focus. . = The area beneath Earth’s surface where the rock that is under stress actually breaks.. Epicenter. Seismic waves: terminology, classification, the transfer of energy, how waves move. Measuring earthquakes. Layers of the Earth and seismic waves. What information a seismologist is able to interpret from a seismogram. (Page 51). BEFORE, you learned. • Most earthquakes occur along tectonic plate boundaries . • Different directions of stress cause normal, reverse, and strike-slip faults. NOW, you will learn. • How energy from an earthquake travels through Earth . gravity . strain meters?. Pablo Ampuero (Caltech . Seismolab. ). Collaborators: J. Harms (INFN, Italy), . M. . Barsuglia. . and . E. . Chassande-Mottin. (CNRS France), J. .-P. . Montagner. (IPG Paris), . Kurdistan Region- Iraq. Ministry of Higher Education . & Scientific Research. . Salahaddin. University- Erbil. Geology - 3th Year. 2. nd. Semester . Jan. . 202. 1. Lec.1. 2. Seismic Method . (Applied Seismology). Amount and duration are related to the amount of energy released. Which hazards do you know?. Earthquake Hazards. Tsunami: displacement of a large volume of water. Shallow hypocenter, large volume of displaced crust, large earthquake.