Slippage at the weakest point (the focus) occurs. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. • Areas of surface or underground fracturing that can experience earthquakes are known as FAULT ZONES. Submitted by : Jaideep kaur tiwana Where the crust is being compressed, reverse faulting occurs, in which the hanging-wall block moves up and over the footwall block – reverse slip on a gently inclined plane is referred to as thrust faulting. 2 INTRODUCTION. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. While an earthquake occurs only for a few seconds, the aftershocks can go on for days after that. See the above previews and know EXACTLY what you are getting.This editable PowerPoint presentation is the perfect resource to introduce the concept of an earthquake and its characteristics.Includes 7 slides: title page, what is an earthquake?, what causes an earthquake?, what ar Earth’s major earthquakes occur mainly in belts coinciding with the margins of tectonic plates. Earthquakes are caused by the sudden release of energy within some limited region of the rocks of the Earth. Causes of Earthquake. Learning Objectives: 1) To know the primary and secondary effects of earthquakes 2) To learn how we cope with earthquakes and eruptions 3) To understand why some countries find it harder than others to deal with natural hazards STARTER This is a disaster survival kit. However, earthquakes cannot be detected and whenever they occur, they can cause massive damages to property and even kill people. Landslides, triggered by earthquake, often cause more destruction than the earthquake themselves. 4. The primary cause of an earthquake is faults on the crust of the earth. Msc 2nd If you continue browsing the site, you agree to the use of cookies on this website. Earthquake is a tragedy to life and property. Earth scientists use the angle of the fault with respect to the surface (known as the dip) and the direction of slip along the fault to classify faults. Causes, Effects and Precautions against Earthquake, Earthquake causes and safety measurements, No public clipboards found for this slide. Describe how the contents of such kits help people survive the first days after an earthquake or volcanic eruption. The second biggest earthquake on record was the 2004 Indian Ocean earthquake which caused a devastating tsunami. Earthquakes are caused when a break in the Earth's surfa See our Privacy Policy and User Agreement for details. • Effects of earthquakes. Earthquakes are caused by sudden tectonic movements in the Earth’s crust. Body Waves S wave (transverse wave) The second type of body wave is the S wave or secondary wave, which is the second wave you feel in an earthquake. Earth's cooling causes the portions of Earth to move, and that movement is what we call an … View Causes of Earthquakes....6.ppt from SCIENCE 295 at Montclair State University. 2 Section 2 Measuring Earthquakes Every day there are about 8,000 earthquakes. Earthquake is a sudden vibration and shaking of the surface of the earth which is caused by the underground movement by volcanic activity or movement of tectonic plates. Learning Objectives What if you could explain where the earthquake and tsunami in Japan happened, what caused these events and describe some of the ways the north east coast of Japan has been affected. Maximum intensities are indicated on the Modified Mercalli intensity scale and are sourced from United States Geological Survey (USGS) ShakeMap data. Tectonic activity • Stresses are caused by convection currents in the asthenosphere • Diverging convection currents in the asthenosphere caused by tensional forces in rifts (normal faults) • Converging convection currents in the asthenosphere – Sima to Sima (Oceanic to Oceanic plates) • Creating 9.0 earthquakes on the Richter scale • Convection currents in the asthenosphere – Sial to Sial … Now customize the name of a clipboard to store your clips. Browse earthquakes ppt resources on Teachers Pay Teachers, a marketplace trusted by millions of teachers for original educational resources. Physical Causes The earthquake of Kobe at 546am on the 17th January 1995 was caused by the simple matter of the Philippine Plate being forced under the thicker and lighter continental plate the Eurasian. • Causes of earthquakes The lecture will be enhanced if the instructor presents … The collision or the slipping of the tectonic plates causes vibrations in the earth due to rapid release of energy. This quake, 7.2 on the Richter Scale, was the worst in half and century. Buy with confidence! Physical Causes The earthquake of Kobe at 546am on the 17th January 1995 was caused by the simple matter of the Philippine Plate being forced under the thicker and lighter continental plate the Eurasian. Earth was hot when it formed, and has been cooling ever since (near the surface, for each km into Earth, the temperature rises by about 30deg. year Earthquake can also cause floods and landslides. See our User Agreement and Privacy Policy. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Scientists use seismographs to record earthquakes. Measuring Earthquakes Ch. If you continue browsing the site, you agree to the use of cookies on this website. Aftershocks ... Tsunamis are started by an earthquake on the ocean floor ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 1e4e3c-ZDRhN Dams: The build-up of pressure due to the storage of a large amount of water in the reservoirs behind large dams is considered to be a potential cause of earthquakes. What causes an earthquake? This is a list of earthquakes in 2020.Only earthquakes of magnitude 6 or above are included, unless they result in damage and/or casualties, or are notable for other reasons. Causes of Earthquakes - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Now customize the name of a clipboard to store your clips. Celsius). Find PowerPoint Presentations and Slides using the power of XPowerPoint.com, find free presentations research about Causes And Effect Of Earthquakes PPT Geological Faults. Looks like you’ve clipped this slide to already. When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through the … 1. • Causes of earthquakes • Effects of earthquakes 2. Moreover, earthquakes can be caused by human activities particularly the wastewater produced by the gas and oil drilling operations injected int… Looks like you’ve clipped this slide to already. The tectonic movement of large plates on the Earth’s crust is what causes earthquakes to occur. The main cause is that when tectonic plates, one rides over the other, causing orogeny collide (mountain building), earthquakes. This quake, 7.2 on the Richter Scale, was the worst in half and century. Causes, Effects and Precautions against Earthquake, No public clipboards found for this slide. “A Fault is a break or fracture b/w two blocks of rocks in response to stress.” This movement may occur rapidly, in the form of an earthquake or may occur slowly, in the form of creep. What we are looking for is key detail to explain what happened, with locations and analysis of how the north east coast of Japan has been affected. Usually we only feel the bump and rattle of these waves. The earthquake was caused by a sudden jolt as the Philippine … Earthquake Magnitude Earthquake Severity Richter Magnitude Earthquake Effects Less than 3.5 Generally not felt, but recorded. Here its possible causes , effects and hazards they cause are discussed. If you continue browsing the site, you agree to the use of cookies on this website. Vibrations (earthquakes) occur as the deformed rock “springs back” to its original shape (elastic rebound). Sometimes animals can hear the P waves of an earthquake. This has long been apparent from early catalogs of felt earthquakes and is even more readily discernible in modern seismicity maps, which show instrumentally determined epicentres. An earthquake is caused by a sudden slip on a fault. 178695 PPT. Earthquake in many cases, can cause great loss of life. Causes of Earthquakes Of all these the release of elastic strain is the most important cause, because this form of energy is the only kind that can be stored in sufficient quantity in the Earth to produce major … Session 2: Causes of Earthquakes Earthquake Hazard and Emergency Management 2-4 Objective 2.1 Describe the basic structure of the earth’s interior. All dates are listed according to UTC time. View Causes of Earthquakes....6.ppt from SCIENCE 295 at Montclair State University. Requirements: The content should be presented as lecture. Tectonic earthquakes causes more damage than non-tectonic ones. 3. One primary effect Can cause major damage to … Earthquake Origin Causes and effects Lab goals In an earthquake, will all parts of a city suffer the same damage? We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Earthquake in many cases can cause great loss of life. Session 2: Causes of Earthquakes Earthquake Hazard and Emergency Management 2-4 Objective 2.1 Describe the basic structure of the earth’s interior. Title: Prediction Of Earthquakes 1 Prediction Of Earthquakes A Geomatic Approach. The energy can be released by elastic strain, gravity, chemical reactions, or even the motion of massive bodies. 3.5-5.4 Often felt, but rarely causes damage. The windows rattle because the sound waves were pushing and pulling on the window glass much like P waves push and pull on rock. An earthquake is the shaking and vibration of the Earth's crust due to movement of the Earth's plates (plate tectonics). Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. An earthquake is the shaking and vibration of the Earth's crust due to movement of the Earth's plates (plate tectonics). The largest fault surfaces on Earth … Causes of earthquakes Types of earthquakes Genetic classification of earthquakes Types of earthquakes 1 Effects of an Earthquake: 1. How Do The Earthquakes In New Zealand And Nepal Compare? 1. What causes an earthquake? 2. It measured a magnitude of 9.3 and it ended up killing around 230,000 people across India, Sri Lanka, Thailand and Indonesia. EARTHQUAKE: A Tragedy to life and property • It is caused by the sudden release of slowly accumulating strain energy along a fault with in the earth’s crust. Aftershocks ... Tsunamis are started by an earthquake on the ocean floor ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 1e4e3c-ZDRhN A presentation about the causes and effects of earthquakes. Vibrations (earthquakes) occur as the deformed rock “springs back” to its original shape (elastic rebound). ESWAR, R. YOGESH, D. KODIMALAR, T. INSTITUTE OF REMOTE SENSING ; ANNA UNIVERSITY, CHENNAI. Earthquake can also cause floods and landslides. An earthquake also has foreshocks. Earthquake causes damage to the building, bridges, dams… 2. Submitted to : Prof. G.S. 2. Earthquakes are caused due to sudden lateral or vertical movements in the crust of the Earth. This colorful and detailed PowerPoint and bundle explains the cause of earthquakes, the difference between magnitude (Richter Scale) and intensity (Mercalli Scale), how to triangulate an earthquake and the hazards associated with earthquakes. The tectonic plates are always slowly moving, but they get stuck at their edges due to friction. You can change your ad preferences anytime. The lecture will be enhanced if the instructor presents … ; Volcanic earthquake: The less prevalent compared to the tectonic variety, these earthquakes happen before or after the eruption of a volcano.It is caused when magma leaving the volcano is filled by rocks being pushed to the surface. These are smaller earthquakes that happen in the same place before the larger earthquake follows. This causes building to sink and may cause landslides. What factors may affect the damage caused by an ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 549bfb-MDc3O Earthquakes are the vibrations of part of the earths crust. Usually we only feel the bump and rattle of these waves. The list of some of the main effects caused by earthquakes are given below: 1. Presentation Summary : The similarity between these 2 earthquakes lies in the fact that it is plate movement that generated the friction that caused the earthquake. 3. An earthquake is caused by a sudden slip on a fault. If you continue browsing the site, you agree to the use of cookies on this website. This type of movement causes the formation of mountain ranges, volcanos, and earthquakes. The earthquake caused a tsunami which, combined killed around 5,700 people. 5.4 - 6.1 At most slight damage to well-designed buildings. Gill. Can cause major damage … This colorful and detailed PowerPoint and bundle explains the cause of earthquakes, the difference between magnitude (Richter Scale) and intensity (Mercalli Scale), how to triangulate an earthquake and the hazards associated with earthquakes. The most common type of earthquake is caused when two different tectonic plates collide with one rolling over the other, driving it down into the mantle. When the stress on the edge overcomes the friction, there is an earthquake that releases energy in waves that travel through the … Clipping is a handy way to collect important slides you want to go back to later. The tectonic plates are always slowly moving, but they get stuck at their edges due to friction. Natural cause: Earthquakes are the result of slow-moving processes that operate within Earth. Clipping is a handy way to collect important slides you want to go back to later. This causes building to sink and may cause landslides. A geological fault is known as the displacement of plates of their original plane. Causes of earthquakes Types of earthquakes Genetic classification of earthquakes Types of earthquakes 1 Sometimes animals can hear the P waves of an earthquake. Where the crust is being pulled apart, normal faulting occurs, in which the overlying (hanging-wall) block moves down with respect to the lower (foot wall) block. These vibrations pass through the earth’s surface in waves and cause the earthquake. Earthquake Magnitude Earthquake Severity Richter Magnitude Earthquake Effects Less than 3.5 Generally not felt, but recorded. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Volcanic activity can cause earthquakes, as can human activities like nuclear explosions carried out underground. 3.5-5.4 Often felt, but rarely causes damage. The earthquake was caused by a sudden jolt as the Philippine 4. Requirements: The content should be presented as lecture. 5.4 - 6.1 At most slight damage to well-designed buildings. You can change your ad preferences anytime. Most too small to notice After an earthquake the two most ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 571359-NzE4N 1. Slippage at the weakest point (the focus) occurs. See our Privacy Policy and User Agreement for details. 1. View and Download PowerPoint Presentations on Causes And Effect Of Earthquakes PPT. The nature of earthquakes Causes of earthquakes. The collapse of mines has also been known to cause minor earthquakes. Tectonic earthquakes: The most common form of earthquakes, is caused by the movement of loose fragmented pieces of land on earth’s crust knowns as tectonic plates. See our User Agreement and Privacy Policy. Earthquake causes damage to the building, bridges, dams. An S wave is slower than a P wave and can only move through solid rock. The largest fault surfaces on Earth … Measuring earthquakes Every day there are about 8,000 earthquakes cause discussed! Earth’S crust through the earth’s interior found for this slide second biggest earthquake causes of earthquake ppt record was the worst half! Linkedin profile and activity data to personalize ads and to provide you with advertising! Ppt resources on Teachers Pay Teachers, a marketplace trusted by millions of Teachers for educational. 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