Earthquake mechanism and plate tectonics in the himalayan region article pdf available in tectonophysics 2112. This guide is an outline of the plate tectonic and earthquake seismology powerpoint presentations. The movement of tectonic plates causes earthquakes when two plates that are in contact with each other move in opposite directions and release builtup stress. Plate tectonics information and facts national geographic. Plate tectonics is the reason earthquakes in, say, wisconsin are not as felt or as damaging as an earthquake in, say, californiabecause wisconsin is at the center of a plate, and california is at the convulsion of two plates. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Learn what you can do to prepare for an earthquake before, during, and after. The tectonics are complicated, but in this animation we attempt to look at the basic mechanics of the region. Plate tectonics is the reason earthquakes happenwhen the plates move too fast, an earthquake happens. One consequence of this convection is the fragmentation of the lithosphere into tectonic. At the boundaries between these huge plates of rock and soil, the plates sometimes move apart, and magma, or molten rock, comes to the surface, where its called lava.
The theory of plate tectonics revolutionized geology in the 1960s. Earthquakes and volcanoes often happen where the pieces meet. Plate tectonics and the distribution of earthquakes sample answer plate tectonics and the distribution of earthquakes sample answer q. Tectonic summaries of magnitude 7 and greater earthquakes from. Plate tectonics is the theory supported by a wide range of evidence that considers the earths crust and upper mantle to be composed of several large, thin, relatively rigid plates that move relative to one another. The island sits where the caribbean plate meets the north american plate, an area that can be very active. Narrow bands with shallow earthquakes marked in red indicate transform boundaries or midocean ridge divergent.
Plate tectonics volcanoes and earthquakes pdf free download. Introduction to plate tectonics and earthquakes videos. The theory, called plate tectonics, is that the earths crust, or lithosphere, comprises many plates that slide over a lubricating asthenosphere layer. Other articles where tectonic earthquake is discussed. Notes on plate tectonics plate tectonics states that the earths crust and upper mantle are broken into sections, called plates. The theory of plate tectonics grew out of earlier hypotheses and observations collected during exploration of the rocks of the ocean floor.
The theory of plate tectonics states that the crust lithosphere is broken into. While the earths tectonic plates are in constant motion, the rigid upper layers of. When two plates push into each other, they form a convergent plate boundary. If so, share your ppt presentation slides online with. Mechanisms for largescale processes such as the formation of mountain ranges were put down to vague earth forces. Japan has more measurable earthquakes than any other country and has over 100 active volcanoes. Pdf earthquake mechanism and plate tectonics in the.
Each activity can be used in classrooms, museums, and other educational settings. As the plates forming the earths crust shift and move, the earths inhabitants must deal with the damage resulting from these natural phenomena. Plate tectonics how earthquakes work howstuffworks. Plate tectonics summary the earth is made up of 3 main layers core, mantle, crust on the surface of the earth are tectonic plates that slowly move around the globe plates are made of crust and upper mantle lithosphere there are 2 types of plate there are 3 types of plate boundaries volcanoes and earthquakes are closely. Create an a3 poster as a guide to earthquake survival. Point of interest can you see the southern alps on the map. Most earthquake clusters consist of small tremors that cause little to no damage, but there is a theory that earthquakes can recur in a regular pattern. A tectonic earthquake occurs where tectonic plates meet, an area known as the boundary. Earthquake epicenter introduction history nothing can strike fear in the hearts of people quite like a natural disaster. Tell students that earthquakes are generally caused by the interaction of tectonic plates. The activities can be done at any time in the weeks leading up to the shakeout drill. Tectonic plates, volcanoes and earthquakes science learning hub.
By adding a volcanoes layer and a tectonic boundaries layer, students can use the map that. Aug 15, 2010 the devastation wrought by earthquakes and volcanoes often obscures the fact that these destructive forces are also some of the most creative on the planet, birthing planets and other landforms. Year 9 tectonic hazards revision booklet what do i need to know. These plates move on convection currents caused by heat rising from the center of the earth. How are the tectonic plates related to earthquakes and volcanoes. These both result from japan being wedged among four major tectonic plates. Before this, geology had been a descriptive science. Plates are composed of the crust and a part of the upper mantle, these two parts together are called the lithosphere. With detailed diagrams outlining the structure of continental and oceanic crust and the distribution of major plate motion, this book introduces. Earthquakes, faults, plate tectonics, earth structure. How tectonic plates are interacting can be determined by land features. The structure of the earth, plate tectonics and landforms. Tectonic earthquakes are explained by the socalled elastic rebound theory, formulated by the american geologist harry fielding reid after the san andreas fault ruptured in 1906, generating the great san francisco earthquake. Earthquakes usually occur on faults, which are breaks in the earths crust formed by the sliding, pushing, or pulling of tectonic plates.
Earthquakes, faults, plate tectonics, earth structure often, people wonder if an earthquake in alaska may have triggered an earthquake in california. To be able to explain how tectonic plates move take a journey to the centre of our planet. For example, in areas where there are mountains and volcanoes, plates are colliding. Give examples of some changes in earths surface that are abrupt, such as earthquakes and volcanic eruptions. In areas where there are rift zones or ocean ridges, plates are diverging and in places where. Most earthquakes form part of a sequence, related to each other in terms of location and time. Earthquakes and plate tectonics earthquakes occur in well. Pennsylvania may be subject to the effects of earthquakes that have epicenters located. Earthquakes, volcanoes and plate tectonics in arcgis online esri uk. By looking at each you can see a positive correlation between all three.
Plate tectonics describes the distribution and motion of the plates. This damage and the strength of the surface waves are reduced in earthquakes where the focus is deep underground. Earthquake summary posters for significant earthquakes. Youll learn why earthquakes happen, how theyve shaped the bay area, and what you can do to prepare for the next one. An earthquake is the shaking and vibration of the earths crust due to movement of the. Plate tectonics interactive notebook fold out books looking for some easy to use interactive notebook templates for volcanoes, earthquakes and plate boundaries. Chapter 6 plate tectonics and earthquakes if the continents drift, where are we going. Pacific belt also called the rim of fire follows the rim of the pacific ocean and hosts over 80 percent of the worlds shallow and medium. Plate tectonics, earthquakes, and volcanoes study guide. The earths plates jostle about in fits and starts that are punctuated with earthquakes and volcanic eruptions. Seismicity at the divergent plate boundaries or spreading submarine ridges and rises tends to be a shallow. Download plate tectonics volcanoes and earthquakes pdf ebookplate tectonics volcanoes and earthquakes plate tectonics.
Plate tectonics interactive notebook volcanoes, earthquakes. Earthquakes, volcanoes, and plate tectonics explain how the locations of volcanoes and earthquake epicenters are related to tectonic plate boundaries. Review from last class brief history of plate tectonics and how it came to be using the steps of the scientific method the two hypotheses that combined to become the theory of plate tectonics o what were these. What about the mantle allows the plate tectonics to move. Ppt earthquakes and plate tectonics powerpoint presentation. Read the following article and watch the video from national geographic. A pdf guide to plate tectonics and earthquakes is also available. For example, several and several earthquakes have been recorded in the western part of south america due to the constant motion between the south american plate and the nazca plate. Natural disasters caused by plate tectonics come from earthquakes, volcanic eruptions and tsunamis seismic sea waves.
Explain how heat within earth causes earths plates to move. Use acrobat guide to plate tectonics and earthquakes reader. Aug 18, 2014 far underneath the ground we walk on, the earth is covered with tectonic plates. You should see that the file contains records of earthquakes of a.
Abraham ortelius in 1587 this famous mapmaker noticed that south america and africa looked like mirror images. Virtual lab how does magmas com position affect a volcanos eruption. Earthquakesplate tectonics wikibooks, open books for an. Finding the epicenter the epicenter of an earthquake is determined by triangulation. Earthquakes and plate tectonics is the property of its rightful owner. Plate tectonics pdf ebook plate tectonics read online and download ebook plate tectonics. The hot magma rises and spreads out on the surface, creating new crust. How does the movement of tectonic plates cause earthquakes. How plate tectonics affected puerto rico earthquakes. Plate tectonics and the distribution of earthquakes sample.
What is happening to make them a little taller every year. In his book thesaurus geographicus he argues that the continents were once joined. Start studying plate tectonics, earthquakes, and volcanoes study guide. This interactive relief and bathymetric map reveals tectonic plates, as well as worldwide earthquakes and volcanoes. The guide contains links to totle introduction to plate tectonics and earthquakes teaching resources and a table of contents of teaching resources on this topic. Natural disasters caused by plate tectonics sciencing. Explain, with reference to examples that you have studied, how the theory of plate tectonics helps to explain the distribution of earthquakes around the world 2012 q1 b. Finding plates by plotting quakes this activity is one of several in a basic curriculum designed to increase student knowledge about earthquake science and preparedness. The layer below the lithosphere is the asthenosphere. These three fold out books require no scissors or cutting and can be used in an interactive notebook or as a stand alone activity. Come explore and learn more about earthquakes from these artistic maps that depict selected earthquakes in the u. Plate tectonics and earthquakes the distribution and properties of plates and the motions at different kinds of plate boundaries explain globalscale patterns of earthquakes and volcanoes. Download charlotte luongo ebook file free of charge and this book pdf found at saturday 29th of december 2012 03.
Free download re s o u r c e s fe at u r e d in t h e plate te c t o nci po w e r poni t. The movement of the plates creates three types of tectonic. Plates, earthquakes and volcanoes test 3 you have learnt that the surface of the earth is broken up into pieces called plates, and that these move because they float on top of the mantle. Introduction to plate tectonics and earthquakes animations. You will recall from a previous chapter that there are three. For example, the oceanic nazca plate off the coast of south america along the peruchile trench pushes into and is subducted under the south american plate. The earths crust consists of a number of sections or plates that float on the molten rock of the mantle. How do earthquakes and volcanoes line up with tectonic boundaries. Earthquakes and plate tectonics earthquakes and plate tectonics. Slip on faults that define the plate boundaries commonly results in earthquakes. The awesome power unleashed by a hurricane, tornado, volcano, or earthquake can cause large losses in life and property. Ms word and pdf versions of this document are located at.
376 1533 40 1257 1576 1575 94 1458 536 1151 714 982 330 1422 368 1050 406 370 1679 1183 1503 1446 401 1456 985 820 765 27 63 601 1456 1465 848 597 517 143