File - Mariana Gil
... Subduction Zones and Volcanoes At some convergent boundaries, an oceanic plate collides with a continental plate. Oceanic crust tends to be denser and thinner than continental crust, so the denser oceanic crust gets bent and pulled under, or subducted, beneath the lighter and thicker continental cru ...
... Subduction Zones and Volcanoes At some convergent boundaries, an oceanic plate collides with a continental plate. Oceanic crust tends to be denser and thinner than continental crust, so the denser oceanic crust gets bent and pulled under, or subducted, beneath the lighter and thicker continental cru ...
Plate Tectonics Power Point
... Indian Plate collided into the Eurasian Plate. • After the collision, the slow continuous convergence of the two plates over millions of years pushed up the Himalaya and the Tibetan Plateau to their present heights. • The Himalaya form the highest continental mountains in the world. ...
... Indian Plate collided into the Eurasian Plate. • After the collision, the slow continuous convergence of the two plates over millions of years pushed up the Himalaya and the Tibetan Plateau to their present heights. • The Himalaya form the highest continental mountains in the world. ...
Plate Tectonics, Isostasy, and Paleogeography
... and 17 smaller – which move and interact with one another Most plates include both continental crust and oceanic crust These plates move very slowly over a semi-molten or plastic asthenosphere, only 2 to 5 centimeters (1-2 inches) a year Continents and oceans move and change in shape as a resu ...
... and 17 smaller – which move and interact with one another Most plates include both continental crust and oceanic crust These plates move very slowly over a semi-molten or plastic asthenosphere, only 2 to 5 centimeters (1-2 inches) a year Continents and oceans move and change in shape as a resu ...
Causes of Plate Motion - Downey Unified School District
... Slab pull is thought to be the most important process driving tectonic plate motions. The material that is subducted through slab pull enters the convection current that drives slab push. ...
... Slab pull is thought to be the most important process driving tectonic plate motions. The material that is subducted through slab pull enters the convection current that drives slab push. ...
The origin of the Dead Sea rift
... In the northern Dead Sea rift, the Yammuneh Fault strikes N30”E and connects the central Dead Sea rift with the north-trending Ghab Fault (Walley, 1988). Besides the Yammuneh Fault, several other faults can be related to the plate boundary in this area. Several hypotheses have been forwarded to expl ...
... In the northern Dead Sea rift, the Yammuneh Fault strikes N30”E and connects the central Dead Sea rift with the north-trending Ghab Fault (Walley, 1988). Besides the Yammuneh Fault, several other faults can be related to the plate boundary in this area. Several hypotheses have been forwarded to expl ...
RULES OF THUMB (081312)
... The Indian-Atlantic Proper Group has been fixed to spin axis since Triassic. • The Pacific Hotspots (Hawaii) have moved about 200 km in 100 my. Hot Spots "help" break apart continents. o They create areas of weakness in the continental lithosphere. o Thermal uplift associated with mantle plumes cau ...
... The Indian-Atlantic Proper Group has been fixed to spin axis since Triassic. • The Pacific Hotspots (Hawaii) have moved about 200 km in 100 my. Hot Spots "help" break apart continents. o They create areas of weakness in the continental lithosphere. o Thermal uplift associated with mantle plumes cau ...
deep-ocean basin
... Deep-Ocean Basins, continued Mid-Ocean Ridges • The most prominent features of ocean basins are the mid-ocean ridges, which form underwater mountain ranges that run along the floors of all oceans. • Mid-ocean ridges rise above sea level in only a few places, such as in Iceland. • * are called abyssa ...
... Deep-Ocean Basins, continued Mid-Ocean Ridges • The most prominent features of ocean basins are the mid-ocean ridges, which form underwater mountain ranges that run along the floors of all oceans. • Mid-ocean ridges rise above sea level in only a few places, such as in Iceland. • * are called abyssa ...
Y10 Geoactive tectonics
... type of boundary is sometimes called a destructive plate boundary. As the plates meet, a deep trench forms at the bottom of the ocean. These ocean trenches form the deepest parts of the oceans. The Peru–Chile trench, for example, runs for thousands of kilometres along the eastern Pacific Ocean where ...
... type of boundary is sometimes called a destructive plate boundary. As the plates meet, a deep trench forms at the bottom of the ocean. These ocean trenches form the deepest parts of the oceans. The Peru–Chile trench, for example, runs for thousands of kilometres along the eastern Pacific Ocean where ...
Chapter 2
... Earth’s Surface: Land Versus Water (4) Ocean trenches occurs where oceanic lithosphere and continental lithosphere converge at the boundary between two plates. Because oceanic lithosphere is the denser of the two, it descends under the active continental margin and sinks into the deeper mantle. The ...
... Earth’s Surface: Land Versus Water (4) Ocean trenches occurs where oceanic lithosphere and continental lithosphere converge at the boundary between two plates. Because oceanic lithosphere is the denser of the two, it descends under the active continental margin and sinks into the deeper mantle. The ...
Work Package 3 Drifting Apart Story
... Tectonic activity led to extensive plate movement causing the igneous rocks and any sedimentary rocks to be buried to great depths (between 35 and 50km) and metamorphosing them to form gneiss. It is thought that an ancient supercontinent called Columbia existed between 2.1 and 1.6 billion years ago, ...
... Tectonic activity led to extensive plate movement causing the igneous rocks and any sedimentary rocks to be buried to great depths (between 35 and 50km) and metamorphosing them to form gneiss. It is thought that an ancient supercontinent called Columbia existed between 2.1 and 1.6 billion years ago, ...
Geoscience of the Kawerau reservoir
... edge of the Taupō Volcanic Zone. It is located within the flood plains of the Tarawera River, close to Mount Putauaki and the Onepu Hills. Volcanic activity in the area is due to large scale rifting, where fractures and fissures in the earth’s crust allow lava to move close to the surface. Geotherma ...
... edge of the Taupō Volcanic Zone. It is located within the flood plains of the Tarawera River, close to Mount Putauaki and the Onepu Hills. Volcanic activity in the area is due to large scale rifting, where fractures and fissures in the earth’s crust allow lava to move close to the surface. Geotherma ...
12/2 Sea Floor Spreading HW
... material splits apart the strip of solid rock that formed before, pushing it aside. This process, called sea-floor spreading, continually adds new material to the ocean floor. Scientists have found strange rocks shaped like pillows in the central valley of mid-ocean ridges. Such rocks can form only ...
... material splits apart the strip of solid rock that formed before, pushing it aside. This process, called sea-floor spreading, continually adds new material to the ocean floor. Scientists have found strange rocks shaped like pillows in the central valley of mid-ocean ridges. Such rocks can form only ...
STRUCTURE OF EARTH
... One way that mantle peridotites may melt is by plastic flow of large regions toward the surface (i.e., lower pressures). ...
... One way that mantle peridotites may melt is by plastic flow of large regions toward the surface (i.e., lower pressures). ...
the iberian variscan orogen
... key areas in the definition of the different types of granitoids and their interpretation (Capdevila, 1969; Capdevila et al.,1973). The oldest granitoids (Figure 10) are typically biotitic, frequently porphyritic, and include diorites, tonalites, granodiorites and monzogranites. They are collectivel ...
... key areas in the definition of the different types of granitoids and their interpretation (Capdevila, 1969; Capdevila et al.,1973). The oldest granitoids (Figure 10) are typically biotitic, frequently porphyritic, and include diorites, tonalites, granodiorites and monzogranites. They are collectivel ...
Earth Science – Quiz 2
... 7. Which of the following was NOT strong evidence that supports Wegener’s hypothesis of continental drift? a. paleomagnetism b. Physical correlation of lithologies on different continents c. The “puzzle” fit between Africa and South America d. The association between paleoclimates 8. The strongest e ...
... 7. Which of the following was NOT strong evidence that supports Wegener’s hypothesis of continental drift? a. paleomagnetism b. Physical correlation of lithologies on different continents c. The “puzzle” fit between Africa and South America d. The association between paleoclimates 8. The strongest e ...
Quizlet Chapter 30: Plate Tectonics- Plate tectonics Introduction to
... Different mineral components in the peridotite melt at different T’s What will happen if only a small fraction of the rock melts? Will the melted part have the same composition as the original rock? ...
... Different mineral components in the peridotite melt at different T’s What will happen if only a small fraction of the rock melts? Will the melted part have the same composition as the original rock? ...
Milky-Way-Plate-Tectonics2
... pressure, more heavy metals than upper layers) NOUGAT: solid, not very flexible INNER CORE So hot that even pressure can’t force it into a solid, This layer is liquid. ...
... pressure, more heavy metals than upper layers) NOUGAT: solid, not very flexible INNER CORE So hot that even pressure can’t force it into a solid, This layer is liquid. ...
Polarity Reversal of Active Plate Boundary and Elevated Oceanic
... collision zone. Their results reveal a thin nearly vertical low VP zone extending from the surface to a depth of at least 20 km beneath the eastern LV and an upward “bulge” of higher velocities beneath the eastern CR. However, because less than 10% of local array data were used in Lin et al. (1998), ...
... collision zone. Their results reveal a thin nearly vertical low VP zone extending from the surface to a depth of at least 20 km beneath the eastern LV and an upward “bulge” of higher velocities beneath the eastern CR. However, because less than 10% of local array data were used in Lin et al. (1998), ...
Convergent Boundaries wks
... 2. When oceanic and continental plates converge, what do you call the subduction zone that forms? 3. What change on the continent’s surface may be caused by the convergence of these plates? Explain the things that need to happen to bring about this change. ...
... 2. When oceanic and continental plates converge, what do you call the subduction zone that forms? 3. What change on the continent’s surface may be caused by the convergence of these plates? Explain the things that need to happen to bring about this change. ...
Introduction to Plate Tectonics By Elizabeth Cochran
... Figure 4: Map of the Tonga-Kermadec plate boundary, located just north of New Zealand. The bathymetry of the sea floor is shown with dark blues representing deeper ocean water and light blue representing shallower ocean water. The main plate boundary is shown in light blue. Earthquakes are shown by ...
... Figure 4: Map of the Tonga-Kermadec plate boundary, located just north of New Zealand. The bathymetry of the sea floor is shown with dark blues representing deeper ocean water and light blue representing shallower ocean water. The main plate boundary is shown in light blue. Earthquakes are shown by ...
3. Anatomy of recently active convergent plate - diss.fu
... Compaction and phase transitions within both sediments and the subducting slab lead to dewatering and dehydration, providing fluids to the plate interface system. This water release increases the pore pressure, and therefore reduces effective stress and effective friction. This in turn increases the ...
... Compaction and phase transitions within both sediments and the subducting slab lead to dewatering and dehydration, providing fluids to the plate interface system. This water release increases the pore pressure, and therefore reduces effective stress and effective friction. This in turn increases the ...
Eastern Mediterranean geodynamics (PDF Available)
... latest Mesozoic (Faccenna et al. 2003; Van Hinsbergen et al. 2005; Jolivet and Brun 2008). The convergence rate between Africa and Eurasia is greater than 40 mm/yr across the Hellenic Arc but decreases to ,10 mm/yr across the Cyprus Arc. The Arabia-Eurasia convergence across the Bitlis-Zagros suture ...
... latest Mesozoic (Faccenna et al. 2003; Van Hinsbergen et al. 2005; Jolivet and Brun 2008). The convergence rate between Africa and Eurasia is greater than 40 mm/yr across the Hellenic Arc but decreases to ,10 mm/yr across the Cyprus Arc. The Arabia-Eurasia convergence across the Bitlis-Zagros suture ...
Lesson Plan on Plate Tectonics
... We look for clues. • We need evidence for the continents spreading apart! ...
... We look for clues. • We need evidence for the continents spreading apart! ...
GEO/OC 103 Exploring the Deep… Lab 2
... Scientists believe that the oceans developed early in Earth’s history — at least . billion years ago. When our planet formed . billion years ago, heat from compression, nuclear reactions, and collisions with solar system debris caused the early Earth to melt. Molten materials separate, or differe ...
... Scientists believe that the oceans developed early in Earth’s history — at least . billion years ago. When our planet formed . billion years ago, heat from compression, nuclear reactions, and collisions with solar system debris caused the early Earth to melt. Molten materials separate, or differe ...