Dynamic Earth
... zone (in shadow) that is the on-land exposure of the Mid-Atlantic Ridge. Right of the fissure, the North American Plate is ...
... zone (in shadow) that is the on-land exposure of the Mid-Atlantic Ridge. Right of the fissure, the North American Plate is ...
Sea Floor Spreading The Mid-ocean Ridge
... • Seafloor spreading- new ocean crust is formed at ocean ridges and destroyed at ...
... • Seafloor spreading- new ocean crust is formed at ocean ridges and destroyed at ...
practice MSP questions MSP Science Review Questions
... 13. Why is a year 365 ¼ days? 14. When air heats up, it rises, creating an area of low pressure. If there is a nearby area of higher pressure, what will happen? 15. Give an example of one type of energy changing into another type. 16. What happens to red light when it hits a red apple? 17. What do a ...
... 13. Why is a year 365 ¼ days? 14. When air heats up, it rises, creating an area of low pressure. If there is a nearby area of higher pressure, what will happen? 15. Give an example of one type of energy changing into another type. 16. What happens to red light when it hits a red apple? 17. What do a ...
4 layers of Earth and Plate Activity notes
... spreading zone. • When plates move apart, it creates cracks in the Earth called rift valley • Allows hot, melted rock to come up through the cracks volcano opening is formed • Sea floor spreading- new sea floor created • http://geology.com/nsta/divergent-boundaryoceanic.gif ...
... spreading zone. • When plates move apart, it creates cracks in the Earth called rift valley • Allows hot, melted rock to come up through the cracks volcano opening is formed • Sea floor spreading- new sea floor created • http://geology.com/nsta/divergent-boundaryoceanic.gif ...
Document
... _____ 21. Stream-like movements of cold, dense water near the ocean floor are called a. surface currents. b. deep currents. c. bottom currents. d. mixing currents. ...
... _____ 21. Stream-like movements of cold, dense water near the ocean floor are called a. surface currents. b. deep currents. c. bottom currents. d. mixing currents. ...
CHAPTER 3 TECTONICS Vatnajokull Glacier- Iceland
... The Earth is density stratified: each deeper layer is more dense than the layers above. Densities: Water = 1g/cc or a specific gravity of 1 Granite = 2.7 g/cc or 2.7 G Basalt = 3 g/cc or 3 G Drilling Records Land- Kola Peninsula-1992-12,063m (7.5 miles) (T there = 245 degrees C (or 473 degrees F) Pr ...
... The Earth is density stratified: each deeper layer is more dense than the layers above. Densities: Water = 1g/cc or a specific gravity of 1 Granite = 2.7 g/cc or 2.7 G Basalt = 3 g/cc or 3 G Drilling Records Land- Kola Peninsula-1992-12,063m (7.5 miles) (T there = 245 degrees C (or 473 degrees F) Pr ...
BGI Academy - University of Colorado Boulder
... tenth of one weight percent H2O in subducted oceanic crustal material and subsequently released to the hydrosphere from mid-ocean ridge basalt is sufficient to recycle the total ocean volume once over 4.5 billion years. It is possible that actual fluxes are several times this amount. The nominally a ...
... tenth of one weight percent H2O in subducted oceanic crustal material and subsequently released to the hydrosphere from mid-ocean ridge basalt is sufficient to recycle the total ocean volume once over 4.5 billion years. It is possible that actual fluxes are several times this amount. The nominally a ...
Document
... _____ 21. Stream-like movements of cold, dense water near the ocean floor are called a. surface currents. b. deep currents. c. bottom currents. d. mixing currents. _____ 22. One of the most important roles of the ocean is to a. add oxygen to the atmosphere. b. trap heat near Earth. c. regulate tempe ...
... _____ 21. Stream-like movements of cold, dense water near the ocean floor are called a. surface currents. b. deep currents. c. bottom currents. d. mixing currents. _____ 22. One of the most important roles of the ocean is to a. add oxygen to the atmosphere. b. trap heat near Earth. c. regulate tempe ...
Ocean Topography presentation
... wedge of sediments. How do submarine canyons form? Thought to be fast moving currents and underwater landslides. ...
... wedge of sediments. How do submarine canyons form? Thought to be fast moving currents and underwater landslides. ...
EARTH, ATMOSPHERIC, OCEAN AND PLANETARY SCIENCES
... The mixing time of deep ocean water is about 1000 years. Therefore, elements such Na, Mg, P and Si having residence limits significantly longer than 1000 years should be homogeneously distributed in the ocean. Which one of the following sets of elements is non homogeneously distributed ...
... The mixing time of deep ocean water is about 1000 years. Therefore, elements such Na, Mg, P and Si having residence limits significantly longer than 1000 years should be homogeneously distributed in the ocean. Which one of the following sets of elements is non homogeneously distributed ...
Geography Answer Key
... clouds are formed. With thunder and lightning heavy rainfall takes place, but this rainfall does not last for long. Such a rain common in summer or hotter part of the day and is very common in equatorial region. Orographic rainfall – When the saturated air mass come across a mountain and it is force ...
... clouds are formed. With thunder and lightning heavy rainfall takes place, but this rainfall does not last for long. Such a rain common in summer or hotter part of the day and is very common in equatorial region. Orographic rainfall – When the saturated air mass come across a mountain and it is force ...
ES Chapter 9 Study Guide
... 1. What kinds of evidence supports Wegener’s hypothesis? 2. What does evidence about ancient climates indicate? 3. What evidence does the distribution of the swimming reptile Mesosaurus provide? 4. What is the main reason Wegener’s continental drift hypotheses was rejected? 5. In the plate tectonic ...
... 1. What kinds of evidence supports Wegener’s hypothesis? 2. What does evidence about ancient climates indicate? 3. What evidence does the distribution of the swimming reptile Mesosaurus provide? 4. What is the main reason Wegener’s continental drift hypotheses was rejected? 5. In the plate tectonic ...
Methods and Equipment Used by Marine Geologists
... bedrock can be obtained by shipboard gravimeters, which measure the rocks' density, and by magnetometers, which measure their magnetic properties. Seismic surveys, using reflected sound waves, give valuable information about submarine topography and the thickness and folding and faulting of rocks t ...
... bedrock can be obtained by shipboard gravimeters, which measure the rocks' density, and by magnetometers, which measure their magnetic properties. Seismic surveys, using reflected sound waves, give valuable information about submarine topography and the thickness and folding and faulting of rocks t ...
A. Continental Slope Transition from the Cont. Shelf to the ocean
... volcanic island at one end caused by a “hot spot”. Ex – Hawaii Quite different in structure & composition from mid-ocean ridges. C. Abyssal Plain ...
... volcanic island at one end caused by a “hot spot”. Ex – Hawaii Quite different in structure & composition from mid-ocean ridges. C. Abyssal Plain ...
Science SOL Review
... Trenches receive no sunlight, are very cold, and experience extreme pressure. They support the least life. ...
... Trenches receive no sunlight, are very cold, and experience extreme pressure. They support the least life. ...
9-4 Sea Floor Spreading
... What is the role of the mid ocean ridge? At the mid ocean ridge, molten material rises from the mantle and erupts. This material then spreads out pushing older rocks to both sides of the ridge Describe the process of subduction at deep ocean trenches. In the process of subduction, oceanic crust sink ...
... What is the role of the mid ocean ridge? At the mid ocean ridge, molten material rises from the mantle and erupts. This material then spreads out pushing older rocks to both sides of the ridge Describe the process of subduction at deep ocean trenches. In the process of subduction, oceanic crust sink ...
1 IDS 102 Plate Tectonics Questions Part I: Observations
... Part I: Observations- Four maps of world are positioned around the room. Answer the questions associated with each map and record your general observations about the maps. World topography- this map portrays the elevation of the Earth’s surface by color. See the scale along the side of the map for t ...
... Part I: Observations- Four maps of world are positioned around the room. Answer the questions associated with each map and record your general observations about the maps. World topography- this map portrays the elevation of the Earth’s surface by color. See the scale along the side of the map for t ...
OCEANIC GEOGRAPHY and the EARTH
... b. Theory #2: comets with ice constantly bombard Earth and fill up basins with water; this theory is probably wrong because most comets have a different isotope of hydrogen than most of earth’s water 3. ocean surface area (largest to smallest): Pacific, Atlantic, Indian, Arctic a. Antarctic Ocean [S ...
... b. Theory #2: comets with ice constantly bombard Earth and fill up basins with water; this theory is probably wrong because most comets have a different isotope of hydrogen than most of earth’s water 3. ocean surface area (largest to smallest): Pacific, Atlantic, Indian, Arctic a. Antarctic Ocean [S ...
11.1 OCEAN BASINS - STUDENT NOTES
... The largest changes to the ocean basin occur through the movement of ___________________, although there is also ___________ via storms, earthquakes and icebergs. _____________________ occur where new rock is forced up, and ocean floor spreads outward. The _____________________________ is the ...
... The largest changes to the ocean basin occur through the movement of ___________________, although there is also ___________ via storms, earthquakes and icebergs. _____________________ occur where new rock is forced up, and ocean floor spreads outward. The _____________________________ is the ...
- Catalyst
... subduction zones from partial melt of ocean crust and associated marine sediment); granitic magma from partial melt of continental crust at collison boundaries. -Why do transform faults form? (Think about differential velocities along a rift zone). -How can we use paleomagnetism to prove that new oc ...
... subduction zones from partial melt of ocean crust and associated marine sediment); granitic magma from partial melt of continental crust at collison boundaries. -Why do transform faults form? (Think about differential velocities along a rift zone). -How can we use paleomagnetism to prove that new oc ...