Exactly how this works is still a matter of debate. If you continue browsing the site, you agree to the use of cookies on this website. Pdf plate tectonics, our major paradigm for how the earth works, was established in the 1960ies following decades of. Plate tectonics, earthquakes, and volcanoes flashcards. 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 3 types of plate boundaries volcanoes and earthquakes are closely linked to the margins of the tectonic plates. Plate tectonics interactive notebook includes 25 pages of ready to use templates for an interactive notebook for a tectonics unit. In general, a volcanic eruption is accompanied by earthquakes. Plate tectonics and volcanoes lesson this is part 4 of a 6 part handson unit study on earth science.
It is a multihazard country and hazards may combine to create. Earths geography has changed through time and continues to change today. Like the scientists before us, we will now merge the ideas of continental drift and seafloor spreading into the theory of plate tectonics. In addition, the diving plate melts and is often spewed out in volcanic eruptions such as those that formed some of the mountains in the andes of south america. At the boundaries between these huge plates of rock and soil, the plates sometimes move apart, and magma, or molten rock, comes to. Our earth is a dynamic planet, as clearly illustrated on the main map by its topography, over 1500 volcanoes, 44,000 earthquakes, and 170 impact craters. Also, only a deliberately minimal set of geological terms are proferred. Plate tectonics living with earthquakes in the pacific. Mountains form due to magma or melding of merging plates. Earthquakes, volcanos, and plate tectonics no teams 1 team 2 teams 3 teams 4 teams 5 teams 6 teams 7 teams 8 teams 9 teams 10 teams custom press f11. Volcanoes are parallel to, and close to plate boundaries.
With detailed diagrams outlining the structure of continental and oceanic crust and the distribution of major plate motion, this book introduces readers to the range of activity that can shape. Thus, we can predict the general regions on the earths surface where we can expect large earthquakes in the future. Introduction to plate boundaries and natural hazards. Feb 17, 2009 plate tectonics plate boundaries landforms earthquakes volcanoes slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The earth and plate tectonics workshop gets to grips with the wideranging evidence for the theory that underpins our. How do plate tectonics create volcanoes and earthquakes. Reducing risk where tectonic plates collidea plan to advance.
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. Volcanic eruptions and earthquakes are aweinspiring displays of the powerful forces of. Anticipating great subduction zone earthquakes and tsunamis using. The plates make up earths outer shell, called the lithosphere. Slip on faults that define the plate boundaries commonly results in earthquakes. Plates sliding past each other cause friction and heat. The lithosphere is divided into plates, some of which are very large and can be entire continents. The structure of the earth, plate tectonics and landforms. Learn and explore the ins and outs of plate tectonics, volcanoes, and earthquakes. In some parts of the world it is common for the ground to shift and shake, toppling buildings and creating huge tsunamis. Earthquakes lesson this is part 5 of a 6 part handson unit study on earth science. Plate tectonics is the theory that earths outer layer is made up of plates, which have moved throughout earths history. Probabilistic hazard assessments combine multiple scenarios with information about. No maths is used to describe the actual physical modelling of the earths crust and its various plates.
Plate tectonics interactive notebook volcanoes, earthquakes. This pdfversion was edited by peter lindeberg in december 2001. One country that deals with this every year is japan. While its forerunnerthe theory of continental drifthad its inception as early as the late 16th century, plate tectonics only emerged and matured as a widely accepted theory since the 1960s see this dynamic earth booklet.
Landforms seen in the area of covergent plate boundaries include mountains andor volcanoes. The earths outer layer is made up of a series of moving, interacting plates whose motion at the surface generates earthquakes, creates volcanoes and builds mountains. In this interactive activity produced for teachers domain with images from nasa, see the relationship between. These tectonic plates rest upon the convecting mantle, which causes them to move. The theory of plate tectonics is a relatively new scientific concept. A volcano is mountain or hill formed by the accumulation. Volcanoes may form because the subducting plate is melted to form magma, which rises and is then released in a volcano. Earthquakes, volcanos, and plate tectonics no teams 1 team 2 teams 3 teams 4 teams 5 teams 6 teams 7 teams 8 teams 9 teams 10 teams custom press f11 select menu option view enter fullscreen for fullscreen mode. The movements of these plates can account for noticeable geologic events such as earthquakes, volcanic eruptions, and more subtle yet sublime events, like the building of mountains. Its surface is composed of many individual plates that move and interact, constantly changing and reshaping earths outer layer. When oceanic crust converges with continental crust, the denser oceanic plate plunges beneath the continental plate. Make sure your explanations to the answers as complete as. Forces, faults, and friction, which is what causes the earthquakes. Insights into plate tectonics, the forces behind earthquakes.
Subduction is the descent of oceanic lithosphere beneath another tectonic plate to accommodate convergent plate motions oliver and issacs, 1967 oceanplate tectonics is a mode of mantle convection characterised by the autonomous relative movement of multiple discrete, mostly rigid. Flows seeks to merge the expertise of a large number of research. Chapter 1 focuses on plate tectonics, looking at the earths layers, earths evolution, and plate movement lessons included in this chapter. Pupils will gain an understanding of the structure of the earth and come to know that mountains can be formed in different ways, depending on how the earths crust moves. Symbols white arrows show plate motion direction volcanoes generalized hot spot arrow direction of plate motion great earthquakes since 1900. Answer the questions or complete the requested responses about each of those sites. Find the map of different plate boundaries find an example of each kind of plate boundary divergent, convergent subduction, convergent continental collision, transform. Plate tectonics, volcanoes and earthquakes science. The theory reveals on the knowhow behind mountains, volcanoes and earthquakes in ancient times as well as currently. This activity is focused along the edge of the plate boundary where two plates come into contact, forming regions such as the pacific ring of fire a chain of earthquake and volcanic activity around the edge of the pacific ocean which generates 75% of the worlds volcanoes and 80% of the worlds earthquakes. The lithosphere is divided into plates, some of which are very large and can be entire continents heat from the mantle is the source of energy driving plate tectonics. Plate tectonics how earthquakes work howstuffworks. Teach your students about plate tectonics using these classroom resources.
Volcanoes and earthquakes geography notes for upsc exam. The theory reveals on the knowhow behind mountains, volcanoes and earthquakes in. The earth may seem like a static thing, but in truth it is dynamic. The plate boundaries are made up of many faults, and most of the earthquakes around the world occur on these faults. According to the theory of plate tectonics, earth is an active planet. Plate tectonics interactive notebook fold out books looking for some easy to use interactive notebook templates for volcanoes, earthquakes and plate boundaries. So the cracks are created by the convergent plate boundaries of any plate continental or. Plate tectonics california state university, sacramento. Tectonic plates, earthquakes, and volcanoes pbs learningmedia. Volcanoes and earthquakes volcano plate tectonics free. A convergent plate boundary is when two or more tectonic plates come together and collide. Plate tectonics, earthquakes, and volcanoes quizlet. Encyclopedia britannica, some of the planets most destructive forcesincluding earthquakes and volcanic activityare caused by the same factors that helped shape much of the earth as it is today. The most destructive of these hazards, earthquakes, tsunamis, and volcanic eruptions, are mostly associated.
Plate tectonics, volcanoes and earthquakes science learning hub. Pdf a great variety of natural hazards occur on earth, including. We had to identify what kind of plate boundaries were on the map transform, convergent, or divergent and plot the earthquakes and volcanoes. Make edible volcanoes, build an erupting ring of fire, demonstrate plate tectonics using graham crackers, form each type of volcano using playdoh, and more. Volcanoes and earthquakes both result from the movement of tectonic plates. 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 last type of boundary is a transform fault figure 2d that will form between two plates that are. Plate tectonics simple english wikipedia, the free. Plate tectonics earthquakes and volcanoes introduction plate tectonics refers to the theory that earths outer layer comprising of plates, which have moved throughout the earths background information. The role of plate tectonics, the movement of the earths crust, in this formation will be explained. Heat from the mantle is the source of energy driving plate tectonics. These cracks not only make the volcano erupt but the also in fact make the volcano. Earthquakes refer to the shaking or trembling of the earths crust as a result of abrupt. Earthquakes and volcanoes are natural phenomena resulting from the plate tectonics.
Word bank convergent explosive ocean floor sedimentary volcanoes water hot spots divergent ring of fire boundaries 24. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Relationship between earthquakes and volcanic eruptions. Landforms seen in the area of covergent plate boundaries include mountains and or volcanoes.
Kusky provides a generally accessible discussion of earthquakes for the lay reader. From wikipedia, the free encyclopedia plate tectonics from greek, tekton builder or mason describes the large scale motions of earths lithosphere. The volcanoes are found where plates oceanic plates are diving beneath another plate, thus they are close to 100 km away from convergent plate boundaries. Feb 29, 2020 at a convergent boundary with at least one oceanic plate, an ocean trench, a chain of volcanoes develops and many earthquakes occur. See more ideas about plate tectonics, teaching science and earth science. The greatest depths in the oceans, nearly seven miles, are found in deepsea trenches in the. Types of volcanoes stratovolcano, shield, cinder cone volcano status active, dormant, extinct volcanic materials ash, magma, pumice, block bomb volcanic hazards earthquake faults normal, reverse, transform earthquake. Insights into plate tectonics, the forces behind earthquakes, volcanoes. Divergent margins and continental spreading centers.
New study reveals insights on plate tectonics, the forces. We know that each year about 140 earthquakes of magnitude 6. Types of volcanoes stratovolcano, shield, cinder cone volcano status active, dormant, extinct volcanic materials ash, magma, pum. The theory of plate tectonics geology lumen learning. Since the edges of the plates are rough, they get stuck while the rest of the plate keeps moving.
Where are most of the earthquakes and volcanoes located. The theory, called plate tectonics, is that the earths crust, or lithosphere, comprises many plates that slide over a lubricating asthenosphere layer. Subducting plates melt into the mantle, and diverging plates create new crust material. Volcanoes, earthquakes, and plate tectonics holstine. 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. Anita orteza volcano volcano a volcano is an opening, or rupture, in a planets surface.
When the concept of seafloor spreading came along, scientists recognized that it was the mechanism to explain how continents could move around earths surface. Earthquakes are present and volcanic eruptions are a threat to the people. The plate tectonics gizmo shows a crosssection, or side view, of earth. Most subduction zones are found around the edges of the pacific ocean, which leads to the name pacific ring of fire figure 23b because of the abundance of active volcanoes and earthquakes, including the largest earthquakes experienced on earth. Earthquakes are believed to occur when two tectonic boundaries suddenly move relative to each other at their boundary. This process, called subduction, occurs at the oceanic trenches figure 6. Mountains, volcanoes and earthquakes module overview. Japan lies on a fault line and as shown by the map above, it suffers from a lot of earthquakes and volcanoes. Earthquakes and volcanoes are generally associated with tectonic plate boundaries. Read this sciencestruck article to learn more about the relationship between these two natural processes. Chapter 1 plate tectonics volcano world oregon state. Major volcanoes and earthquakes, and their hazards. Plate tectonics simple english wikipedia, the free encyclopedia.
Where plates come into contact, energy is released. Subducting plates, where one tectonic plate is being driven under another, are associated with volcanoes and earthquakes. Plate tectonics interactive notebook plate boundaries. 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. To make the map easier to understand, i colored each plate a different color. Pdf introduction to plate boundaries and natural hazards. The theory explains the how and why behind mountains, volcanoes, and earthquakes, as well as how, long ago, similar animals could have lived at the same time on what are now widely separated continents. Subduction zones have a lot of intense earthquakes and volcanic eruptions. Plate tectonics is the overlying theory presently used by most earth scientists to describe motion within the outermost layer of the solid earth also know as the lithosphere. An island of earthquakes and volcanoes by clicking the headings above. This results in few, if any, volcanoes and numerous shallow earthquakes. I found that most of the volcanoes there are in the world form on converging plate boundaries they form there because converging plate boundaries are plates that slide away from each other so.
One type of plate boundary is a convergent plate boundary. Investigating plate tectonics, earthquakes, and volcanoes. At a transform boundary, there is a transform fault and massive earthquakes occur but there are no. These three fold out books require no scissors or cutting and can be used in an interactive notebook or as a stand alone activity. Plate tectonic, volcanoes and earthquakes what is the relationship between volcanoes, earthquakes, and plate tectonics. Volcanoes and earthquakes, plate tectonics and volcanoes, hotspot, distribution of volcanoes, causes of earthquakes, plate tectonic theory, volcanic eruption, distribution of earthquakes geography notes upsc, geography optional subject notes upsc, geography notes ias, geography optional subject notes ias. Key plate tectonics terminology earthquakes and volcanoes. With detailed diagrams outlining the structure of continental and oceanic crust and the distribution of major plate motion, this book introduces. Earthquakes, volcanos, and plate tectonics jeopardy template. Plate tectonics information and facts national geographic. Plate tectonics the tectonic plates of the world were mapped in the second half of the 20th century. Dynamic landscapes tectonic processes and hazards pearson.
Plate tectonics, or movement of the earths outer layers, can occur in a number of different ways and produce a range of results, some minor and others far more considerable or devastating. The best example of this is the himalaya mountains that form the boundary between the indian plate and asia. 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. Geoscientists have long sought to understand the plates fundamental properties and the mechanisms that cause them to move and drift, and the questions have become the.
Plate tectonic, volcanoes and earthquakes what is the relationship between volcanoes, earthquakes, and platetectonics. Plate tectonics, volcano and earthquake webquest objective. At a convergent boundary where both plates are continental, mountain ranges grow and earthquakes are common. The theory encompasses the older concepts of continental drift, developed. Like the scientists before us, we will now merge the ideas of continental drift and. While its forerunnerthe theory of continental drifthad its inception as early as the late 16th century, plate tectonics only emerged and matured as a widely accepted. These features largely reflect the movements of earths major tectonic plates and many smaller plates or fragments of plates including microplates. Magma that reaches the surface is referred to as lava. Volcanoes, earthquakes, mountains, and other features of earths surface owe their origin to the movements. Alot of people think that volcanoes erupt through a hole in the earth. Earthquakes occur at the following three kinds of plate boundary. Where tectonic plates touch, they form what are called plate boundaries.
619 90 1082 769 284 381 485 941 1154 845 1011 191 579 84 1278 1329 336 668 1125 1120 1552 57 1261 818 1524 1064 428 241 677 30 1007 492 1454