Section 2 The Ocean Floor
... Geosat, once a top-secret military satellite, has been used to measure slight changes in the height of the ocean’s surface. Different underwater features, such as mountains and trenches, affect the height of the water above them. Scientists measure the different depths of the ocean and use the measu ...
... Geosat, once a top-secret military satellite, has been used to measure slight changes in the height of the ocean’s surface. Different underwater features, such as mountains and trenches, affect the height of the water above them. Scientists measure the different depths of the ocean and use the measu ...
Making Oceans and Continents
... places at irregular intervals, average ~100K years but with large variance ...
... places at irregular intervals, average ~100K years but with large variance ...
I-4 Dynamic Planet Notes
... continents is pushed horizontally beneath the other continent The movement eventually stops, when the force of friction between the continents becomes large enough Continent-continent collision zones are where the continent is the thickest ...
... continents is pushed horizontally beneath the other continent The movement eventually stops, when the force of friction between the continents becomes large enough Continent-continent collision zones are where the continent is the thickest ...
Plate Tectonics
... What evidence do we have to support this idea? o Mid-ocean ridges are warmer than surrounding ocean floors o Active volcanoes on ridges, earthquakes on ridges o Mid-ocean ridge rocks are younger than surrounding ocean floor rocks o Mid-ocean ridge volcanoes are younger than volcanoes further away ...
... What evidence do we have to support this idea? o Mid-ocean ridges are warmer than surrounding ocean floors o Active volcanoes on ridges, earthquakes on ridges o Mid-ocean ridge rocks are younger than surrounding ocean floor rocks o Mid-ocean ridge volcanoes are younger than volcanoes further away ...
F2007_311_summary_V
... Atlantic then gets chilled and becomes dense (it is also very saline) and sinks to ocean bottom. This is “North Atlantic deep water” and is the origin of much of the deep water in the world’s oceans (Atlantic conveyor). From here it flows south around Africa and joins current around Antarctica. (Thu ...
... Atlantic then gets chilled and becomes dense (it is also very saline) and sinks to ocean bottom. This is “North Atlantic deep water” and is the origin of much of the deep water in the world’s oceans (Atlantic conveyor). From here it flows south around Africa and joins current around Antarctica. (Thu ...
Lab 3 Presentation slides
... Divergent Plate Boundary – Two plates move away from each other (e.g., MOR, Gulf of California) – Rising asthenosphere pushes ridges apart (sea-floor spreading) – New basal
... Divergent Plate Boundary – Two plates move away from each other (e.g., MOR, Gulf of California) – Rising asthenosphere pushes ridges apart (sea-floor spreading) – New basal
Test Topics for Unit 2 Oceans:
... o Essential Question: What lies within and beneath Earth’s oceans? o Key Topics Be able to describe properties and physical features of Earth’s oceans. Earth’s Oceans o Earth’s Called water planet o ~70% of Earth covered by water 97% of water is salt water Pacific contains 50% of Ocean water ...
... o Essential Question: What lies within and beneath Earth’s oceans? o Key Topics Be able to describe properties and physical features of Earth’s oceans. Earth’s Oceans o Earth’s Called water planet o ~70% of Earth covered by water 97% of water is salt water Pacific contains 50% of Ocean water ...
AT24-05_Precis_130503 - University of California, Santa Cruz
... • What are the magnitude and nature (distribution, extent of channeling) of permeability in crustal fluid-rock systems, variations, scaling (temporal, spatial)? • What are the magnitudes and directions of driving forces, fluid fluxes, and associated solute, heat , and microbial transport? • What are ...
... • What are the magnitude and nature (distribution, extent of channeling) of permeability in crustal fluid-rock systems, variations, scaling (temporal, spatial)? • What are the magnitudes and directions of driving forces, fluid fluxes, and associated solute, heat , and microbial transport? • What are ...
Earth`s Interior and Plate Tectonics Quiz Review
... where to mark the boundaries between the layers. Check out the class’s Earth cross section in the hallway to review the layers. 2. On your Earth’s layers sketch…clearly mark whether each layer is solid, liquid or plastic along with the composition of each layer. 3. How do scientists know about the i ...
... where to mark the boundaries between the layers. Check out the class’s Earth cross section in the hallway to review the layers. 2. On your Earth’s layers sketch…clearly mark whether each layer is solid, liquid or plastic along with the composition of each layer. 3. How do scientists know about the i ...
!GLG 101-Illustrated Vocabulary-Chapter 18 !Plate Tectonics
... temperature. !divergent boundary *the two crustal plates at a boundary are moving away from each other. !East African Rift Valley *a long rift valley marked by volcanoes and lakes located along the southeastern portion of Africa. !East Pacific Rise *an undersea spreading ridge located in the souther ...
... temperature. !divergent boundary *the two crustal plates at a boundary are moving away from each other. !East African Rift Valley *a long rift valley marked by volcanoes and lakes located along the southeastern portion of Africa. !East Pacific Rise *an undersea spreading ridge located in the souther ...
kinds of metamorphism
... is in kilobars, thousands of atmosphere of pressure. We have also plotted depths in kilometers along with the pressure. [Note that this is drawn the opposite of a technical phase diagram where pressure increases from the bottom to the top of the diagram. We have chosen this diagram to allow easy ref ...
... is in kilobars, thousands of atmosphere of pressure. We have also plotted depths in kilometers along with the pressure. [Note that this is drawn the opposite of a technical phase diagram where pressure increases from the bottom to the top of the diagram. We have chosen this diagram to allow easy ref ...
3.3 Plates Move Apart
... Oceanic – Oceanic divergence and Continental – Contiental divergance (you have 1 minute) ...
... Oceanic – Oceanic divergence and Continental – Contiental divergance (you have 1 minute) ...
Plate Tectonics Review Sheet
... subduction - the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle ocean basin -bottom of the deep ocean floor trench - a deep canyon in the ocean floor rift valley - a deep valley that forms where two plate move apart mid-ocean ridge - the undersea mountain c ...
... subduction - the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle ocean basin -bottom of the deep ocean floor trench - a deep canyon in the ocean floor rift valley - a deep valley that forms where two plate move apart mid-ocean ridge - the undersea mountain c ...
Earth major plates:
... 1. Focus: is the actual point/rupture within the earth. 2. Epicenter: is the point on earth's surface above the focus. 3. Wadati-Benioff zone: is the dipping zone of earthquakes. ...
... 1. Focus: is the actual point/rupture within the earth. 2. Epicenter: is the point on earth's surface above the focus. 3. Wadati-Benioff zone: is the dipping zone of earthquakes. ...
Serpentine Volcano
... Ring of Fire, named for the numerous volcanoes that result from the movements of tectonic plates in the region. While the best-known volcanoes are those that involve eruptions of molten rock (magma volcanoes), the MTMNM also includes mud volcanoes. Mud volcanoes are found around the world, and are c ...
... Ring of Fire, named for the numerous volcanoes that result from the movements of tectonic plates in the region. While the best-known volcanoes are those that involve eruptions of molten rock (magma volcanoes), the MTMNM also includes mud volcanoes. Mud volcanoes are found around the world, and are c ...
the dynamic crust - Discover Earth Science
... a. island arc systems - crescent shaped series of volcanic islands located near zones of subduction 1) molten material from melting ocean plates rises back to the surface 2) Japan and the Aleutian Islands are good examples of such systems b. deep ocean trenches - at zones of subduction, when 2 ocean ...
... a. island arc systems - crescent shaped series of volcanic islands located near zones of subduction 1) molten material from melting ocean plates rises back to the surface 2) Japan and the Aleutian Islands are good examples of such systems b. deep ocean trenches - at zones of subduction, when 2 ocean ...
Script - FOG - City College of San Francisco
... Let’s stay in the Atlantic and move outward across the abyssal plains. What will we encounter in the middle? The seafloor should become more rugged as it approaches the mid-ocean ridge that marks the divergent plate boundary and seafloor spreading center. What will that look like? Rough topography a ...
... Let’s stay in the Atlantic and move outward across the abyssal plains. What will we encounter in the middle? The seafloor should become more rugged as it approaches the mid-ocean ridge that marks the divergent plate boundary and seafloor spreading center. What will that look like? Rough topography a ...
THE DYNAMIC CRUST There are 4 major sub
... a. island arc systems - crescent shaped series of volcanic islands located near zones of subduction 1) molten material from melting ocean plates rises back to the surface 2) Japan and the Aleutian Islands are good examples of such systems b. deep ocean trenches - at zones of subduction, when 2 ocean ...
... a. island arc systems - crescent shaped series of volcanic islands located near zones of subduction 1) molten material from melting ocean plates rises back to the surface 2) Japan and the Aleutian Islands are good examples of such systems b. deep ocean trenches - at zones of subduction, when 2 ocean ...
Chapter 7 Study Guide TEST ON LESSON 1 Use your textbook
... together. 2. He discovered evidence that the same plant and animal fossils were found along the coasts of these continents, although they were now separated by vast oceans. 3. He noticed geological formations like mountain ranges, on the two continents also matched up. ...
... together. 2. He discovered evidence that the same plant and animal fossils were found along the coasts of these continents, although they were now separated by vast oceans. 3. He noticed geological formations like mountain ranges, on the two continents also matched up. ...
Theory of plate tectonics - 8th Grade Social Studies
... against the slower moving Philippine Plate ...
... against the slower moving Philippine Plate ...
Mid-Ocean Ridges
... • Underwater mountain system formed by plate tectonics. • Oceanic spreading center – Valley of rifts running along its spine – Responsible for seafloor spreading ...
... • Underwater mountain system formed by plate tectonics. • Oceanic spreading center – Valley of rifts running along its spine – Responsible for seafloor spreading ...
Manea et al. 2004 - University of Alberta
... (Fig. 1). Therefore, the radioactive heat production for the upper crust is taken to be 0.7 µW m−3 (this value is within the 95 per cent confidence interval of the estimate of Ziagos et al. (1985)), while a value of 0.2 µW m−3 is assumed for the lower crust. This reduction has a negligible effect on ...
... (Fig. 1). Therefore, the radioactive heat production for the upper crust is taken to be 0.7 µW m−3 (this value is within the 95 per cent confidence interval of the estimate of Ziagos et al. (1985)), while a value of 0.2 µW m−3 is assumed for the lower crust. This reduction has a negligible effect on ...
ps 2-7-08 - elyceum-beta
... What happens to the islands that enters into a Subduction zone? Scraped off and added to the bigger ...
... What happens to the islands that enters into a Subduction zone? Scraped off and added to the bigger ...