The Ocean Floor - Travelling across time
... underlying oceanic plate creates a trench where it drags the edge of the continental crust down as it descends underneath. ...
... underlying oceanic plate creates a trench where it drags the edge of the continental crust down as it descends underneath. ...
Plate tectonics explains the movement of large
... • The plastic layer below the lithosphere = asthenosphere • The plates of the lithosphere float on the asthenosphere ...
... • The plastic layer below the lithosphere = asthenosphere • The plates of the lithosphere float on the asthenosphere ...
Hazard Committee
... - This is an area where two plates are moving apart from one another - One example is the Mid-Atlantic Ridge • Transform Fault - This is where two plates are sliding past each other - One example is the San Andreas Fault on the coast of California and Northwestern Mexico • Subduction Zone - This is ...
... - This is an area where two plates are moving apart from one another - One example is the Mid-Atlantic Ridge • Transform Fault - This is where two plates are sliding past each other - One example is the San Andreas Fault on the coast of California and Northwestern Mexico • Subduction Zone - This is ...
Plate Tectonics - THS Aquatic Science
... – Between North America and Europe, the rate is about 2.2 inches/year – At the East Pacific rise, which is pushing a plate into the west coast of South America, the rate is 12.6 inches/year ...
... – Between North America and Europe, the rate is about 2.2 inches/year – At the East Pacific rise, which is pushing a plate into the west coast of South America, the rate is 12.6 inches/year ...
Evidence for Plate Tectonics
... • Ocean-floor spreading: process in which old ocean floor is pushed away from a mid-ocean ridge by the formation of new ocean floor • Trenches: V-shaped valley on the ocean floor where old ocean floor is subducted; a convergent plate boundary ...
... • Ocean-floor spreading: process in which old ocean floor is pushed away from a mid-ocean ridge by the formation of new ocean floor • Trenches: V-shaped valley on the ocean floor where old ocean floor is subducted; a convergent plate boundary ...
Short-Hand Notes
... (I) The first tidal bulge forms as water is pulled towards the moon from the sides of the earth (II) The second tidal bulge forms because the water from the sides of the earth cant all fit on the side of facing the moon, so some of it drains to the exact opposite side F) How do to determine high tid ...
... (I) The first tidal bulge forms as water is pulled towards the moon from the sides of the earth (II) The second tidal bulge forms because the water from the sides of the earth cant all fit on the side of facing the moon, so some of it drains to the exact opposite side F) How do to determine high tid ...
Hydrothermal Vents Lesson Plan
... where tectes are moving apart, ocean basins, and hotspots. c. Look up how and where they were first discovered and how they are found today. Scientists first discovered hydrothermal vents in 1977 while exploring an oceanic spreading ridge near the Galapagos Islands. Hydrothermal vents are the result ...
... where tectes are moving apart, ocean basins, and hotspots. c. Look up how and where they were first discovered and how they are found today. Scientists first discovered hydrothermal vents in 1977 while exploring an oceanic spreading ridge near the Galapagos Islands. Hydrothermal vents are the result ...
Lesson 5 - Plate Boundaries
... Compressional forces cause plates to move together, causing one slab of lithosphere to be consumed into the mantle initiating volcanic activity which creates volcanoes to form on the ocean floor. Features called ocean trenches are formed at these boundaries. Lithosphere is destroyed as one ocean ...
... Compressional forces cause plates to move together, causing one slab of lithosphere to be consumed into the mantle initiating volcanic activity which creates volcanoes to form on the ocean floor. Features called ocean trenches are formed at these boundaries. Lithosphere is destroyed as one ocean ...
Deep Earth Volatiles Cycle: processes, fluxes and deep mantle
... the biosphere. Degassing of the mantle occurs principally at divergent plate boundaries and at volcanic centres via magmatic processes, while extensive recycling of volatiles in the mantle occurs via subduction of metasomatized, volatiles-rich oceanic plates (Faccenda et al., 2009, 2012). On the oth ...
... the biosphere. Degassing of the mantle occurs principally at divergent plate boundaries and at volcanic centres via magmatic processes, while extensive recycling of volatiles in the mantle occurs via subduction of metasomatized, volatiles-rich oceanic plates (Faccenda et al., 2009, 2012). On the oth ...
Chapter 7.1
... • Lava—magma that erupts onto the earth’s surface. • Vent—the opening through which lava flows onto the surface. • Volcano—The structure formed by the vent and the built-up volcanic material on the surface around the vent. ...
... • Lava—magma that erupts onto the earth’s surface. • Vent—the opening through which lava flows onto the surface. • Volcano—The structure formed by the vent and the built-up volcanic material on the surface around the vent. ...
Lesson 10 - Rift Volcanism
... The greatest volume of volcanic rock is produced within oceanic ridges where seafloor spreading is active. Example; along the Mid Atlantic Ridge. Shield volcanoes are formed along ridges when basaltic lava flows on the ocean floor. In some case these volcanoes can rise above sea level and form a ...
... The greatest volume of volcanic rock is produced within oceanic ridges where seafloor spreading is active. Example; along the Mid Atlantic Ridge. Shield volcanoes are formed along ridges when basaltic lava flows on the ocean floor. In some case these volcanoes can rise above sea level and form a ...
Continental Drift and Plate Tectonics Part 1 Multiple Choice
... 15. The ________ ____ __________ ____________ states that Earth’s crust and rigid upper mantle are broken into enormous slabs called plates that move slowly over Earth’s surface. 16. __________ ...
... 15. The ________ ____ __________ ____________ states that Earth’s crust and rigid upper mantle are broken into enormous slabs called plates that move slowly over Earth’s surface. 16. __________ ...
Statement on Educational Backgrounds of Marine
... of the ocean, the most massive accumulation of fluid on the Earth’s surface. Chemical Oceanography, sometimes called Marine Chemistry, considers all of the dissolved and particulate components in the ocean that might become involved in chemical reactions, both biologically influenced and biologicall ...
... of the ocean, the most massive accumulation of fluid on the Earth’s surface. Chemical Oceanography, sometimes called Marine Chemistry, considers all of the dissolved and particulate components in the ocean that might become involved in chemical reactions, both biologically influenced and biologicall ...
FacultyBackgrounds - USF College of Marine Science
... of the ocean, the most massive accumulation of fluid on the Earth’s surface. Chemical Oceanography, sometimes called Marine Chemistry, considers all of the dissolved and particulate components in the ocean that might become involved in chemical reactions, both biologically influenced and biologicall ...
... of the ocean, the most massive accumulation of fluid on the Earth’s surface. Chemical Oceanography, sometimes called Marine Chemistry, considers all of the dissolved and particulate components in the ocean that might become involved in chemical reactions, both biologically influenced and biologicall ...
Unit 5: Ocean Floor Structure and Plate Tectonics
... were discovered in 1977 around the Galapagos Islands by the NOAA using a small submersible called Alvin. They are usually hundreds of meters wide and are formed when water, heated by geothermal activity below the crust to extreme temperatures (up to 400oC), rises through the ocean floor. The water n ...
... were discovered in 1977 around the Galapagos Islands by the NOAA using a small submersible called Alvin. They are usually hundreds of meters wide and are formed when water, heated by geothermal activity below the crust to extreme temperatures (up to 400oC), rises through the ocean floor. The water n ...
The Sea Floor - Mrs. Gallegos Website
... Old lithosphere destroyed at TRENCHES Two plates collide, one plate dips below other ...
... Old lithosphere destroyed at TRENCHES Two plates collide, one plate dips below other ...
What is the crack in the ocean floor through which magma rises
... Why do earthquakes usually occur at plate boundaries? a. The rock on the edges of tectonic plates is soft and gives in easily to various pressures. b. Rock in environments near tectonic plate boundaries experience great stress. c. The boundaries between tectonic plates have been seismically active ...
... Why do earthquakes usually occur at plate boundaries? a. The rock on the edges of tectonic plates is soft and gives in easily to various pressures. b. Rock in environments near tectonic plate boundaries experience great stress. c. The boundaries between tectonic plates have been seismically active ...
Chapter 1, Section 5 – The Theory of Plate Tectonics
... i. Movement of plates in lithosphere powered by convection currents ii. Plates collide, pull apart, or grind past each other = changes in Earth’s surface 1. creates volcanoes, mountain ranges, and deep ocean trenches iii. plate movement is incredibly slow – only 1 – 24 cm. per year! ...
... i. Movement of plates in lithosphere powered by convection currents ii. Plates collide, pull apart, or grind past each other = changes in Earth’s surface 1. creates volcanoes, mountain ranges, and deep ocean trenches iii. plate movement is incredibly slow – only 1 – 24 cm. per year! ...
Plate Tectonics 2
... Plate Tectonics A. What are the lines of evidence Wegener used to support Continental Drift? B. What is seafloor spreading? How do transform faults behave oddly at the Mid-Ocean Ridge? C. What was the key development that led to our current theory of Plate Tectonics? ...
... Plate Tectonics A. What are the lines of evidence Wegener used to support Continental Drift? B. What is seafloor spreading? How do transform faults behave oddly at the Mid-Ocean Ridge? C. What was the key development that led to our current theory of Plate Tectonics? ...
Quick Quiz Plate Tectonics Introduction to Plate Tectonics
... Hawaii, Yellowstone, and others exist far from plate boundaries Hot Spots are mantle plumes Plates move over hot spots Hawaii an example of a linear island chain Seamounts ...
... Hawaii, Yellowstone, and others exist far from plate boundaries Hot Spots are mantle plumes Plates move over hot spots Hawaii an example of a linear island chain Seamounts ...
Manned Submersibles, the Efficient Tools for Exploring Deep
... For today’s land resources are depleting, it is necessary account for the Earth’s oceans, especially the deep sea [1]. The deep sea is the lowest layer in the ocean, existing below the thermocline and above the seabed, at a depth of 1000 fathoms (1800 m) or more. Little or no light penetrates this p ...
... For today’s land resources are depleting, it is necessary account for the Earth’s oceans, especially the deep sea [1]. The deep sea is the lowest layer in the ocean, existing below the thermocline and above the seabed, at a depth of 1000 fathoms (1800 m) or more. Little or no light penetrates this p ...
Notes_-_Earths_Layers
... Chemical composition: rocks rich in iron and magnesium silicates Common rock types: basalt, obsidian, gabbro Rocks are more dense, darker in color than continental crust Mantle Lies underneath the crust 2900 Km thick The lithosphere is a zone made of the upper mantle and entire crust. It ...
... Chemical composition: rocks rich in iron and magnesium silicates Common rock types: basalt, obsidian, gabbro Rocks are more dense, darker in color than continental crust Mantle Lies underneath the crust 2900 Km thick The lithosphere is a zone made of the upper mantle and entire crust. It ...
Earthquakes
... when the lithosphere is strained. • Focus is the exact source underground where the earthquake occurred. • Epicenter is the same location on the Earth’s surface. • They can be 100 km or less. ...
... when the lithosphere is strained. • Focus is the exact source underground where the earthquake occurred. • Epicenter is the same location on the Earth’s surface. • They can be 100 km or less. ...