convergent boundary. subduction zone. At a _____ plate boundary new crust is created as two or more plates pull away from each other. Share practice link. The discovery of rift zones also led to the Theory of Plate Tectonics. This bundle contains all your teaching needs for a plate tectonics unit & You save money! oceanic plates/crust made up of basalt. The theory of plate tectonics states the surface layer of the Earth is broken into a network of solid, relatively brittle plates. Some of the most dynamic sites of tectonic activity are seafloor spreading zones and giant rift valleys. See more. The theory, which solidified in the 1960s, transformed the earth sciences by explaining many phenomena, including mountain building events, … Plate tectonics is a good example of this. Solo Practice. Areas where plates are colliding form convergent boundaries, and areas where plates are expanding create divergent boundaries. Mid-Atlantic Ridge. 8th grade . Flashcards. Although many studies have examined plate boundary dynamics and rift linkage, there is so much complexity left to investigate. The _____-_____ _____ is an example of a divergent boundary. a large rift usually remains and is never filled in most likely the country of Mexico will separate from the continental United States volcanoes can occur scientists expect entire continents to fall into the Earth Plate Tectonics DRAFT. Plate tectonics. The East African Rift System (EARS) is one the geologic wonders of the world, a place where the earth's tectonic forces are presently trying to create new plates by splitting apart old ones. Also included in: Science Jeopardy Review Games - Growing Bundle. ). Played 136 times. But every now and again something dramatic happens and leads to renewed questions about the African continent splitting in two. oceanic ridges. Where does the mid-ocean ridge occur along? Plate Tectonics: BIG UNIT BUNDLE provides the teacher with many games and activities that makes teaching plate tectonics more enjoyable. The model builds on the concept of continental drift, an idea developed during the first decades of the 20th century. Tectonic basins and rift valleys, landforms characterized by relatively steep, mountainous sides and flat floors. Test. 30 seconds . mountain. The concept of plate tectonics was formulated in the 1960s. A lot of the mid-ocean ridges... Read More. Plate tectonics is a unifying theory; it explains nearly all of the major geologic processes on Earth. The main driving force of plate tectonics is gravity. Movement of the plates over Earth’s surface is termed plate tectonics. Grades: 7 th, 8 th, 9 th, 10 th. Ungraded . Plate tectonics probably began at a global scale during the Mesoarchean (c. 2.9–3.0 Ga), with firm evidence for subduction in older geological terranes accounted for by isolated plate tectonic ‘microcells’ that initiated at the heads of mantle plumes. Subjects: Science, Earth Sciences, General Science. 69% average accuracy. For those who are not aware, the mid-ocean ridge is an underwater mountain range. 3 Answers. 6 months ago. The Himalayan _____ range was formed from the collision of the Indian continental plate colliding into the Eurasian continental plate. My favorite way to use this is to give each group of students a whiteboard to . The discovery of rift zones led to the understanding of how continental drift could occur on our planet that had been proposed by Alfred Wegener earlier in the 20th Century. Grades: 5 th, 6 th, 7 th, 8 th, 9 th. Delete Quiz. Look at the picture "Plate Tectonic Features". Plate tectonics is the fundamental mechanism that drives geological processes in the geosphere. divergent boundary. You can see how it fits like a puzzle piece just southwest of Madagascar, which also shows you the direction that the plate is moving. Save. What is number nine? Plate Tectonics - Formidable Forces. In this 3D lesson plan, learn about the general distribution of fold mountains, volcanoes, and earthquakes, and how their distribution is related to movements at plate boundaries The _____-_____ _____ is an example of a divergent boundary. A single plate can be made of all oceanic lithosphere or all continental lithosphere, but nearly all plates are made of a combination of both. Tectonic plates are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere. 0. Plate tectonics map from NASA. ), a theory that was formulated in the late 1960s by American, Canadian, and British geophysicists to broaden and synthesize the notion of continental drift and the seafloor spreading hypothesis (qq.v. Christi_Scarbrough4. Edit. Granitic. mountain range

deep-ocean trench

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mid-ocean ridge

rift valley

mountain range

Tags: Question 10 . The steep sides are created by displacement on faults such that the valley floor moves down relative to the surrounding margins, or, conversely, the margins move up relative to the Q. The Annenberg Learner Dynamic Earth Interactive reviews the structure of the earth, the theory of plate tectonics, and the features that form as a result of processes associated with plate tectonics. The continents are still moving today. STUDY. Types of plate boundaries-divergent-convergent-transform. Learn. Map showing plate boundaries where Great Rift Valley is splitting African continent in Kenya. 433 views . The lithosphere is broken up into about a dozen large plates and several small ones. convergent boundary. Oceans _____ can be created or grow wider where plates diverge or pull apart. PLAY. According to plate tectonics, the Earth’s crust is comprised of over a dozen rigid slabs, or plates. a divergent plate boundary on continental crust. Plate tectonics definition, a theory of global tectonics in which the lithosphere is divided into a number of crustal plates, each of which moves on the plastic asthenosphere more or less independently to collide with, slide under, or move past adjacent plates. It is estimated that along Earth's mid-ocean ridges every year 2.7 km 2 (1.0 sq mi) of new seafloor is formed by this process. Finish Editing. Due to the continuous shifting of tectonic plates… When plate tectonics cause cracks to form, _____. Whether it be how directional changes in extension may affect rift linkage and microplate development (Zwaan et al., 2016), or examining the effect of melting processes on suspected microplates in magmatically active regions (e.g. Since its early inception in the 1950s and 1960s, geologists have been guided by this revolutionary perception of the world. oceanic plates/crust made up of granite. This quiz is incomplete! Mid-Ocean Ridge. Plate tectonics involves the formation, lateral movement, interaction, and destruction of the lithospheric plates. Plate tectonic theory is based on an understanding of the Earth's internal structure, the different types of tectonic plates and plate boundaries, and the driving forces of plate movements. Plate tectonics theory. Play. The lithosphere overlies a softer layer of molten rock called the asthenosphere. Plate tectonics was a suitable explanation for seafloor spreading, and the acceptance of plate tectonics by the majority of geologists resulted in a major paradigm shift in geological thinking. Spell. SURVEY . rift valley. These rift zones were not discovered until the middle of the last century. plate tectonics:-lithosphere is divided into a number of plates that move relative to one another-an ongoing process in which sections (plates) move tectonic plate: -a large, fairly rigid block into which the lithosphere is broken -approximately 12 large plates and a few smaller ones. Note that the island of Madagascar split off from the African continent about 65 million years ago. the scientist who originally came up with continental drift theory. This forms due to the plate tectonics that are both pulling apart from each other. Key Concepts: Terms in this set (45) divergent . Homework . Plate Tectonics. divergent. Scientists determine that five to ten million years from now, a new ocean will form in Africa's Afar region. A place where two plates slip past each other, moving in opposite directions, is known as . Rift valley. Plate Tectonics. The plates’ edges can be drawn by connecting the dots that mark earthquakes’ epicenters. Rift valley. by p_gaebler_71637. Our students love games and Plate Tectonics Jeopardy is an amazing tool to use as a fun review game or class incentive. According to the theory, Earth has a rigid outer layer, known as the lithosphere, which is typically about 60 miles (100 kilometers) thick. The theory that the earth's crust is divided into plates that move. - Plate Tectonics Differentiation Station- Plate Tectonics Tic-Tac-Tr. Plate tectonics is a scientific theory that explains how major landforms are created as a result of Earth’s subterranean movements. If a plate with oceanic lithosphere meets another plate, the dense oceanic lithosphere dives beneath the other plate and sinks into the mantle. rift. PLAY. The site has a glossary to help students with vocabulary. Tectonics embraces as its chief working principle the concept of plate tectonics (q.v. The plates are always moving and interacting in a process called plate tectonics. 0. In simple terms, a rift can be thought of as a fracture in the earth's surface that widens over time, or more technically, as an elongate basin bounded by opposed steeply dipping normal faults. Write. Science. Edit. M. Klose, Content Writer Answered: Aug 29, 2018. To play this quiz, please finish editing it. Theory of Plate Tectonics. The sinking oceanic lithosphere drags the rest of the tectonic plate and this is the main cause of plate motion. 1 Answer. As these plates move over the Earth’s fluid mantle, they interact with each other, forming plate boundaries or zones. Match. Tech & Science Africa Plate tectonics Tectonic plates Geology. Created by. This is a list of tectonic plates on Earth's surface. If the process continues long enough and the continental crust is effectively separated, the continental rift … STUDY. Subjects: Science, Earth Sciences, General Science. Types: PowerPoint Presentations, Games. This quiz is incomplete! Alfred Wegner . Basaltic. This process is called subduction. At a _____ plate boundary new crust is created as two or more plates pull away from each other. Gravity. answer choices . Practice. At continental spreading boundaries, a continental plate is in the progress of being ripped apart along a so-called rift, a set of parallel fractures that form a graben. transform boundary. rift. Much of Earth's internal heat is relieved through this process and many of Earth's large structural and topographic features are consequently formed. Print; Share; Edit; Delete; Host a game. Report an issue . Live Game Live. Plate tectonics is a scientific theory describing the large-scale motion of seven large plates and the movements of a larger number of smaller plates of the Earth’s lithosphere, since tectonic processes began on Earth between 3 and 3.5 billion years ago. the modern update to continental drift theory; explains how plates moves and includes motion of oceanic crust. 424 views .

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