Delve into the earths interior, learn about its tectonic plates and their movements, and discover how mountains, volcanoes, and earthquakes. Scientific understanding of the internal structure of earth is based on observations of topography and bathymetry, observations of rock in outcrop, samples brought to the. Plate tectonics the earths crust is divided into plates which are moved in various directions. In order to understand the implications that plate tectonics has for earth evolution and structure, you first need to explore the structure of lithospheric plates, their motion both relative and real and the forces that propel the plates across the earth s surface. The mantle is hot and represents about 68 percent of earths mass. Plate tectonics is the theory that earths outer shell is divided into several plates that glide over the mantle, the rocky inner layer above the core. The plates act like a hard and rigid shell compared to earth s mantle. Plate tectonics free download as powerpoint presentation. Use this resource to help students visualize the layers of the earths crust. Cook chapter 16 rifting, seafloor spreading, and extensional tectonics chapter 17 convergence and collision chapter 18 foldthrust beltsan essay by stephen marshak and m. The plates act like a hard and rigid shell compared to earths mantle.
Plate tectonics describes the distribution and motion of the plates. Core, mantle, and crust are divisions based on composition. Earth is similar to structure inferred for the western coast of south america. Pdf on jan 1, 2005, herve martin and others published earth structure and plate tectonics. Study guide questions earth structure and plate tectonics. The theory of plate tectonics states that the earth s outermost layer is fragmented into. Plate tectonics the earths crust is divided into 12 major plates which are moved in various directions.
Seismic waves travel at different speeds depending upon the density of each rock layer iii. Earth s structure and plate tectonics by brian abernethy this newsletter was created with smore, an online tool for creating beautiful newsletters for educators, nonprofits, businesses and more. Learn about the layers of the earth s crust and plate boundaries. Plate tectonics the earth s crust is divided into plates which are moved in various directions. Plate tectonics is the unifying theory of geology and revolutionized geology. Plate tectonics is the theory that earth s outer shell is divided into several plates that glide over the mantle, the rocky inner layer above the core. Wholeearth structure and plate tectonics study guide by emjen1124 includes 99 questions covering vocabulary, terms and more. Keller and others published internal structure of earth and plate tectonics find, read and cite all the research you need on researchgate. Ceen 545 lecture 3 basic seismology, structure of the earth, and plate tectonics duration. Plate tectonics this resource looks at the theory of plate tectonics and allows students to identify the characteristics of different plate boundaries. Determined from patterns of seismic waves generated during earthquakes ii.
Whole earth structure and plate tectonics earths layers earths topography the crust the mantle the tenets of plate tectonics todays plates plate boundaries kinematic of plate tectonics linear and angular velocities absolute and relative motions mechanics of plate tectonics tectonic cycles wilson cycle supercontinent cycle. This week students will continue to learn about earth and its structure, specifically plate tectonics and plate boundaries. Delve into the earth s interior, learn about its tectonic plates and their movements, and discover how mountains, volcanoes, and earthquakes. This plate motion causes them to collide, pull apart, or scrape. Earth structure and plate tectonics crains petrophysical handbook. Delve into the structure of the earth to learn what causes earthquakes, volcanoes, and more.
The edges of the plates are called plate boundaries. See this dynamic earth the story of plate tectonics u. In order to understand the implications that plate tectonics has for earth evolution and structure, you first need to explore the structure of lithospheric plates, their motion both relative and real and the forces. Worksheet plate tectonics landforms printable worksheets.
The internal structure of earth is layered in spherical shells. The structure of the earth and plate tectonics plate. Whole earth structure and plate tectonics study guide by emjen1124 includes 99 questions covering vocabulary, terms and more. Basic knowledge find, read and cite all the research you need on. Earths structure printable 6th 12th grade teachervision. Aimed at presenting the structure and dynamics of the solid earth in a fairly elementary way, the book starts with a description of tectonics on a sphere and the geometry of plate tectonic motions. To appreciate the extent that plate tectonics impacts the world. You will recall from a previous chapter that there are three.
This plate motion causes them to collide, pull apart, or scrape against each other. Nov 05, 2012 plate tectonics the earths crust is divided into 12 major plates which are moved in various directions. The composition and structure of earth physical geography. This can be used as a starter or as homework to consolidate knowledge with extension tasks that link to gcse questions. Plate tectonics plate tectonics structure of the earth.
Worksheet plate tectonics landforms printable worksheets the structure of the earth plate tectonics and landforms landforms at plate boundaries worksheets kiddy math. Earth structure shows how assemblages of structures relate to different geological settings in the context of plate tectonics. Principally it refers to the movement and interaction of the earths lithosphere. Cutaway views showing the internal structure of the earth. This printable can be colored, labeled, and annotated as necessary. This pdfversion was edited by peter lindeberg in december 2001. Each type of interaction causes a characteristic set of earth structures or tectonic features. Ceen 545 lecture 3 basic seismology, structure of the. Geological features of convergent plate boundaries. The theory of plate tectonics links earths internal processes to the distribution of continents and oceans.
The earths crust is divided into plates which are moved in various directions. Plate tectonics is the theory that explains the global distribution of geological phenomena. The structure of the earth, plate tectonics and landforms. Surrounding the core is the inner core, then the mantle, which is covered in the earths skin or crust. Use this resource to help students visualize the layers of the earth s crust. Time scales for the age of the earth we still cant directly measure the age of the earth the oldest rocks are 4 ga crustal rocks to 4. Our planet is composed of three complex natural systems figs.
Image from original sea earth atmosphere presentation on plate tectonics. Cook 382 chapter 16 rifting, seafloor spreading, and extensional tectonics 412 chapter 17 convergence and collision. Plate tectonics holt earth science c test free pdf file. An introduction to structural geology and ewrth takes a balanced approach to the subjectemphasizing links between structural features at all scales microscopic. Plate tectonics, the study of such relative motions and their consequences, allows relating surface, geological and geophysical structures with quantified movements attributed to deep processes of the earths heat engine.
Putting these two words together, we get the term plate tectonics, which refers to how the earth s surface is built of plates. Each type of interaction causes a characteristic set of earth structures or tectonictectonic features features. The theory of plate tectonics states that the earths outermost layer is. The earths mean lead isotope composition with some assumptions for lead sources suggests that the. In geologic terms, a plate is a large, rigid slab of solid rock.
Our planet might seem fixed and rigid, but a closer look reveals that it is constantly shifting under our feet. The earth has 7 major plates africa, antarctica, australia, eurasia, north america. 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. Geological survey for more information on plate tectonics.
Part d tectonics chapter 14 wholeearth structure and plate tectonics chapter 15 geophysical imaging of the continental lithospherean essay by frederick a. Plate tectonics the earth s crust is divided into 12 major plates which are moved in various directions. Driving mechanisms of plate tectonics plate tectonics the earth can be considered as being made up of a series of concentric spheres, each made up of materials that differ in terms of composition and mechanical properties. Review of plate tectonics outline structure of the earth lithosphere vs. The collision of plates causes formation of continents and oceans. This includes the formation, movement, collision and destruction of plates and the resulting geological events such as seismicity, volcanism, continental drift, and. So far, petrophysicists are only interested in the crust, where oil and gas and minerals can be found. The earth is very similar to a peach in its structure. Quizlet flashcards, activities and games help you improve your grades. Using the a3 hand out draw diagrams explaining all the different types of plate boundaries and also complete the explanation with the.
In this lesson you will learn about the structure of the earth, convection currents in the mantle and the major tectonic plates of the earth. World map of tectonic plates worksheets lesson worksheets the structure of the earth plate tectonics and landforms top suggestions plate techtonics worksheet word sort. The earths surface is fragile and is broken into plates that are like tiles on a floor. The word, tectonic, refers to the deformation of the.
Plate tectonics the structure of the earth is quite complex, with a molten core, a semiliquid mantle, and a solid but moveable crust. Learn about the layers of the earths crust and plate boundaries. The crust makes up less than 1 percent of earth by mass, consisting of oceanic crust and continental crust is often more felsic rock. The core the inner core is solid because of extreme pressure from everything above it the outer core is molten both the inner and outer core is made up of nickel and iron. Plate tectonics the earth s plates move in different directions depending on the type of boundary. Crains petrophysical handbook earth structure and plate. Internal structure of earth and plate tectonics request pdf. Earths structure and plate tectonics by brian abernethy this newsletter was created with smore, an online tool for creating beautiful newsletters for. The theory of plate tectonics grew out of earlier hypotheses and observations collected during exploration of the rocks of the ocean floor. The word tectonics comes from the greek root to build. Plate tectonics the structure of the earth a series of simple activities to check the understanding of this topic.
Complete the worksheet on the structure of the earth and make some notes using the powerpoint. Jan 29, 20 ceen 545 lecture 3 basic seismology, structure of the earth, and plate tectonics duration. When studying platetectonics the best starting point is examining the structure of the earth. Plate tectonics the earths plates move in different directions depending on the type of boundary. The structure of the earth plate tectonics bbc bitesize. Structure of the earth crust and lithosphere crust.
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