These adjustments may include things like page orientation, page reduction 80% vs. Plate tectonics the concepts of continental drift and seafloor spreading are united into a more encompassing theory known as plate tectonics. Rifting and the development of ocean basins as the concept of sea floor spreading gained acceptance in the late 60s, the consequences for geology gradually began to dawn. Lesson content overview students will demonstrate, identify, and explain the movement of the plates at. The theory has caused a revolution in the way we think about the earth. Sample assessment task task details content description. The earths plates move in different directions plates behave differently at different plate boundaries. A compass needle or a magnetic weight suspended from a string. Printable plate tectonics diagram worksheet worksheet. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Pdf on jan 1, 2005, herve martin published earth structure and plate tectonics. At different times, some plates move faster than others. 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. Volcanoes and plate tectonics understanding main ideas answer the following questions on a separate sheet of paper. Describes tectonic plate and its floating on mantle 12 describes role of heat and convection in plate motion 12 diagram showing convection current moving plate 12 subtotal 6 description marks question 3 describes two pieces of evidence. Most of these transparencies contain diagrams photos from the student edition. Read the definitions and label the diagram of the seafloor. Based upon their motions with respect to one another, these plate boundaries are of three kinds. For 2 centuries, ideas had been formulated about how mountains, ocean basins, etc. Why do so many of earths volcanoes occur along plate boundaries. The theory encompasses the concepts of continental drift, developed by alfred wegener, and seafloor spreading. The theory of plate tectonics is a relatively new scientific concept.
Gently squirt a small amount of magma three times stay still as you squirt the can. Since the development of the theory, geologists have had to reexamine almost every aspect of. The diagram below shows the structure of the earth. When the concept of seafloor spreading came along, scientists recognized that it was the mechanism to explain how continents could move around earths surface.
May 06, 2020 21 posts related to plate tectonics diagram worksheet answers. Using easytodraw illustrations to teach about plate tectoncis. There is one teaching transparencyfor each chapter. Page two is the world digital elevation model showing topography without plate boundaries or plates labeled. Crust mantle core crust lithosphere plate movement the crust is broken into plates that move.
On the diagram below, draw arrows in the boxes to indicate the direction of plate movement. Each type of interaction causes a characteristic set of earth structures or tectonic features. You can edit this template and create your own diagram. Plate tectonics diagrams depending upon your printer, you may have to adjust your page andor printer settings to make a print out of the following diagrams. This suggests that earth possesses a unique combination of heat budget probably a matter of size. Why are there so many volcanoes around the red sea. Earthquakes and volcanoes are most likely to occur either on or near plate boundaries. Lithosphere the crust and part of the upper mantle 2. The pacific crustal plate moved over a hot spot during the process of plate tectonics. The lithosphere is fragmented into pieces of variable shape and size, the plates. The three types of plate boundaries are divergent, convergent, and transform. Plate tectonics two oceanic plates, an oceanic and continental plate, or between provides the mechanism to recycle the earths crust. Aug 26, 2015 continental drift, sea floor spreading and plate tectonics plate tectonics is a theory developed in the late 1960s, to explain how the outer layers of the earth move and deform.
Plate tectonics creationwiki, the encyclopedia of creation. Arabian plate and the african plate are divergingrift is formed and water. Plate tectonics editable venn diagram template on creately. Notes on plate tectonics plate tectonics states that the earths crust and upper mantle are broken into sections, called plates. Plates and plate motion by the late 1960s, the ideas of continental drift and sea floor spreading had been combined into the theory of plate tectonics. Schematic diagrams showing how continental crust breaks left and how. Based upon their motions with respect to one another, these plate boundaries are of. The teaching transparency activity includes a blackandwhite reproducible master of the transparency. Plate tectonics is the surface manifestation of mantle convection, but the large contrast in viscosities between the lithosphere and the deeper mantle leads to departures from a simple boiling pot.
Plate tectonics has been rigorously tested from numerous sub disciplines in geology. The earth is the only planet known to currently have plate tectonics. In geography, taking a slice through a structure to see inside is called a cross section. The structure of the earth, plate tectonics and landforms. A plate is a large, mobile slab of rock that is part of the earths surface. The term tectonics originates from the greek word tekton, referring to a builder or architect. Continental drift 1912 alfred wegener meteorologist theory. Lithosphere is divided into plates that slide around on top of the slowly moving mesosphere tectonic plates it occurred after the breakup of pangaea, and since then the continents. Most action earthquakes, volcanoes and mountain building occurs at or near the boundaries of plates. The magnetic field is composed of lines of force as shown in the diagram here. The theory of plate tectonics meaning plate structure was developed in the 1960s. Using easytodraw illustrations to teach about plate. Which of the 4 diagrams best represents a divergent plate boundary configuration. The process of drawing a picture involves students much more deeply than reading or discussion.
Use pdf export for high quality prints and svg export for large sharp images or embed your diagrams anywhere with the creately viewer. This theory explains the movement of the earths plates which has since been. Plate tectonics model describes the large scale motions of earths lithosphere. Closely spaced earthquakes with a range of depths that deepen i. The point where two plates meet is called a plate boundary. In plate tectonic theory, the lithosphere is broken into tectonic plates, which undergo some large scale motions. Any other reproduction, for use or sale, is prohibited any other reproduction, for use or sale, is prohibited without prior written permission of the publisher. The theory of plate tectonics grew out of earlier hypotheses and observations collected during exploration of the rocks of the ocean floor. Explain how the hot spot shown in the diagram above created the hawaiian islands. The edges of the plates are called plate boundaries. Plate tectonics the lithosphere that is the earths crust and the rigid part of the mantle is divided into seven large and several smaller plates. Continental drift, sea floor spreading and plate tectonics. Plate tectonics describes the distribution and motion of the plates. The layer below the lithosphere is the asthenosphere.
Plate tectonics articles, theory, plate diagrams, maps, teaching ideas what is plate tectonics. Lithosphere is divided into plates that slide around on top of the slowly moving mesosphere tectonic plates it occurred after the breakup of. Although this diagram shows the interaction between continental and oceanic plates, the processes illustrated generally apply for the interaction between two oceanic plates. Plate tectonics, the study of such relative motions. Plates are composed of the crust and a part of the upper mantle, these two parts together are called the lithosphere. To learn more about how plate tectonics work, start at the diagram appendix 1 and explanation labeled 1. The boundary regions between plates are called plate boundaries. This far reaching theory has become the basis for viewing most geologic processes mountain building, paleontology, volcanism, earthquakes, etc. Earthquakes and volcanic activity occur along the pacific ring of fire shown below.
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. Edible plate tectonics page 1 focus on inquiry the student will use food to model and observe the plate movement and consequences of plate movement associated with the theory of plate tectonics. You will recall from a previous chapter that there are three. A plate is a rock that is found either below the oceans or continents making oceanic and continental plates respectively. Tectonics does not necessarily equal plate tectonics. Teaching plate tectonics with easytodraw illustrations next time you teach plate tectonics, consider a drawwithme presentation that will engage your students and help them understand the spatial and movement aspects of plate boundary environments. Complete the plate tectonics and convection practice questions on quia practice drawing and explaining convection page 44 complete the plate boundary challenge link on soas above. No new plate material is forming anywhere shown in the diagram 14.
Red arrows in this diagram represent convection currents. Plate tectonics the earths crust is divided into plates which are moved in various directions. Based on this diagram, explain how the red sea was formed. Like the scientists before us, we will now merge the ideas of continental drift and seafloor spreading into the theory of plate tectonics. The basic premise of plate tectonics lithosphere is broken up into plates floating on asthenosphere in relative motion with respect to one another. Textbooks explained these just like your textbooks explain plate tectonics, but they were mostly wrong. Block diagram of a transform fault offsetting a midocean ridge. T give the letters that shows the location of the following events on the diagram.
Creately diagrams can be exported and added to word, ppt powerpoint, excel, visio or any other document. What is the term for the events happening in the following locations. Compare 3 types of plate boundariesyou can edit this template and create your own diagram. You will recall from a previous chapter that there are three major layers crust, mantle, core within the earth that are. Plate tectonics diagram worksheet answers worksheet. The surface of a plate may be composed entirely of sea floor the nazca plate or it may be made up. C identify the major tectonic plates, including eurasian, african, indoaustralian, pacific, north american, and south american. At the boundary where the two plates are pulling apart location c on the diagram d. Thus, a given volcanic landform will be characteristic of the types of material it is made of, which in turn depends on the prior eruptive behavior of the volcano. Investigating the patterns produced by volcanoes and earthquakes. Plate tectonics editable flowchart template on creately.
The hot spot stayed still and made a line a series of mountains in the ocean, which we call the hawaiian islands. What do you think will happen when magma squirts upwards through the plate. Plate tectonics suggests that large features on earths surface, such as continents, ocean basins, and mountain ranges, result from interactions along the edges of large plates of earths outer shell. However, even the fastest plates move only centimeters every year. Plate tectonics is a theory about how earths lithosphere is divided into a series of rigid plates. The global mosaic of plates periodically reorganizes itself and new plate boundaries form while others close up. Destruction recycling of crust takes place along convergent divergent margins boundaries where plates are moving toward each other, and sometimes one plate sinks is subducted beneath another. Hypothesize what will happen to the shape and size of the red sea in time. Plate tectonics theory, diagrams, boundaries geology.
Generally, the depth of an earthquake is related to the type of tectonic boundary in which it occurs. Page one is the world map of tectonic plates with plate boundaries labeled and named. Observe the diagram to see how the continents drifted to where they are today. Plate tectonic webquest richmond county school system. Students are first asked to describe each boundary in their own words, then they will need to cut out diagrams of different boundaries, as well as realworld. On the diagram below, draw arrows in the boxes to indicate the direction of plate. Summary diagram of processes at a convergent plate. Students will understand the different plate boundaries when they complete this informational chart. Oreo cookie plate tectonics kyrene school district. Tectonic plate boundaries are places where the edges of two or more plates. One of the first to recognise how plate tectonics could be applied to the geological record was j.
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