Sea Floor Spreading Lab Answers

Plate Tectonics Lab Station Activity Teach Science With Fergy -> Source teachsciencewithfergy. Furthermore if the cloth is wooden, you can sea floor spreading worksheet answers find a lot of means to give new coloration and a. 4 Mechanisms of Plate Motion. During the war, battleships and submarines carried echo sounders to locate enemy submarines (Figure 6. Some of the worksheets for this concept are Sea floor spreading work, Inside earth work, A model of seafloor spreading, Sea floor spreading, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, Lab work plate tectonics, Magnetic reversals activity. When completing the worksheet you will analyze magnetic profiles of the ocean floor. Have students pick up materials needed for the activity. p17-19 and Chapter 12 p. Answers to these questions will help define the parameters of the experiment and help produce predictable results. Modeling Sea Floor Spreading Lab (pdf or google doc) Sea Floor Spreading Article (pdf or google doc) Pangea Puzzle Playdough Plate Tectonics Activity (pdf or google doc) Layers of the Earth & Plate Tectonics Homework Packet - collected February 12th, 2013 Guided Reading: Layers of the Earth (pdf or google doc) Guided Reading: Continental Drift. Buss Earth Science Farmington High School Lab 5 Sea Floor Spreading. Sea-floor spreading takes place at mid-ocean ridges. North Atlantic Ocean 2. It is lost through seafloor spreading. Atlantic Sea-Floor Spreading Activity 2. Find seafloor spreading lesson plans and teaching resources. 5: Paleomagnetic Stripes and Sea-Floor Spreading _____ extra metric rulers (for students who forgot them) ACTIVITY 2. Sea-Floor Spreading Lab Introduction: According to the theory of plate tectonics (from the Greek, tetko, ‘builder’) the Earth’s crust is broken into many slowly moving plates. The process of sea-floor spreading happens along which boundary? DIVERGENT: 7. Show your model to someone and explain the things listed under pupil outcomes. The hot magma at the ridge erupts as lava that forms new seafloor. com Sea floor spreading lab seafloor spreading model name date block sea floor spreading project answer key lab 4 an expedition to the seafloor answer key. South Atlantic. I can explain how seafloor spreading provides a way for continents to move. “Geoworld” Plate Tectonics Lab 3 6. The theory of plate tectonics states that the Earth's lithosphere is fragmented into a dozen or more large and small plates that are moving relative to one another as they ride atop the hotter, more mobile asthenosphere (upper layer of Earth’s mantle). They are the shallowest major features of the seafloor. Faster on the East 3. (Useful conversion factors: 1 km = 1000 meters and 1 m = 100 cm) 5. The theory of seafloor spreading, which is part of plate tectonics theory, predicts that plates spread away from divergent plate boundaries at close to equal rates on either side of the ridge. students will use actual data from historic oceanographic cruises to examine sea floor spreading. In seafloor spreading, the further the ocean floor is away from the mid-ocean ridge, the _____ that floor will be. Sea floor spreading lab sea floor spreading pg 23 29 an expedition to the seafloor seafloor spreading. Where can you find the data about each peak that you need for this lab? 2. How do the land structures of Iceland help confirm seafloor spreading? 3. Another activity has students explore hot spots using radiometric age dating of rocks along the Hawaiian-Emperor seamount chain. South becomes north and north becomes south. Sea Floor Spreading Project Answer Key Lab 4 -> Source : www. • Explain the significance of magnetic patterns on the seafloor. Modeling Sea-Floor Spreading Along the entire length of Earth's mid-ocean ridge, the sea floor is spreading. Ketika ikut A Very Yuppy Dinner with Ika Natassa saya hanya menanyakan mengapa ia memilih judul. • Realize the importance of the seafloor spreading process relative to the Continental Drift Theory. • Explain how geologists learn about Earth's inner structures. 9"N 75°42'39. Students will construct a paper model to illustrate how the seafloor is created at mid-ocean ridges and is removed where it descends into trenches. redhookcentralschools. because of this you can measure the thickness of each polarized unit and infer how fast the sea floor was spreading. Answer Key - Student Activity The distance between us and them: Sea floor spreading in the Atlantic Ocean 1. Cut out each of the continents along the edge of the continental shelf (the outermost dark line). Examine the color code to understand how the age of rocks changes from the center to the edges of the ocean floor. You can build a model to help understand this process. With this new information about the sea floor, sea- floor spreading, and ocean trenches, scientists could begin to understand how continents were able to move. Study the map carefully and answer the questions below. Seafloor Spreading A. South becomes north and north becomes south. Another activity has students explore hot spots using radiometric age dating of rocks along the Hawaiian-Emperor seamount chain. The Theory of Plate Tectonics Guided Reading and Study Use Target Reading Skills [Filename: Chapter 1 Answer Key Plate Tectonics. The Mid-Atlantic Ridge, for instance, separates the North American plate from the Eurasian plate, and the South American plate from the African plate. Seafloor Topography: shelf, break, slope, rise, abyssal plain, rift valley, mid-ocean ridges, trenches. Science Addresses Questions About the Natural and Material World. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Sea floor spreading work answer key, A model of seafloor spreading, Name block date, Magnetic reversals activity, Lesson 3 a moving crust, Inside earth work. If ocean-floor spreading produces symmetric magnetic anomaly patterns across a With these answers in mind, where was Iceland when the North Atlantic Ocean began to form? j. 1 The floor of the ocean is composed of hills, plains, ridges, trenches, and seamounts. Some of the worksheets for this concept are Continental drift sea floor spreading and plate tectonics, Sea floor spreading work, Lab work plate tectonics, A model of seafloor spreading, Sea floor spreading, Inside earth work, Plate tectonics. As long as the magnetic field remains constant, the polarity “stripe” widens. Geologic History of the Earth. (**Hint: Use your answers from #8 to fill in the rate of Spreading km/yr) Pacific Ocean:. Julian Buss 8,984 views. This is demonstrated by decades of paleoclimate research by scientists in organizations such as the Integrated Ocean Drilling Program (IODP), the Antarctic Geological Drilling Program (ANDRILL), and many others. MET 102: Professor Vorwald Plate Tectonics and Continental Drift Lab Page 2 of 15 Part B: The San Andreas Fault Map 1 shows the Pacific Coastline of the United States. The motivating force for seafloor spreading ridges is tectonic plate slab pull at subduction zones, rather than magma pressure, although there is typically significant magma activity at spreading ridges. This discovery allowed another piece of the puzzle about plate tectomcs to fall into place. What is a spreading center and what is made at one? 4. The lesson itself involves a. Sea-floor spreading. Materials: 60 cm long paper strip 1 compass 1 box of markers 1 cardboard box lid 1 bar magnet Meter Stick or ruler 3. The youngest rocks are found very close to the mid-ocean ridges, where new rock (as new ocean floor) is being formed. SONAR works by shooting sound waves at an object and measuring how long it takes for it to bounce back. Unit 4 Lesson 2 Plate Tectonics. 2A The answer to this question depends on the student. View Homework Help - Sea Floor Spreading project answer key from V 0312 at New York University. Read through the information at the top of the page. Activity of the Month Activity of the Month - June, 2008 Plate Tectonics and Contributions from Scientific Ocean Drilling Summary In this activity. calculate the rate of seafloor spreading b. Teach With BrainPOP. Worksheets are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Inside earth work, Answer key to sea floor spreading, Lab work plate tectonics, Seafloor spreading and plate tectonics, Magnetic reversals activity, Lesson 3 a moving crust. Even though this is a secondary. Sea Floor Spreading Answer Key. Is the idea that the continents are slowly drifting further away from each other. These isochrons geomagnetic polarity time scale. They will also model sea floor spreading at a spreading center such as the Mid-Atlantic Ridge. A Model of Seafloor Spreading KEY 1. Based on this correlation, how many million years (my. T- Sea Floor Spreading Review *Surprise Notebook Assessment* W- Sea Floor Spreading Assessment. One intriguing thing about the rock that comes from seafloor spreading is that it shows the history of the Earth. Locate ridges (the areas of seafloor spreading) and colorthem green. Lab: Modeling Sea-Floor Spreading _____ 5. the technique of "continental glide," now greater desirable common as plate tectonics, is pushed by making use of advent of recent ocean crust at sea floor spreading sites like the mid-Atlantic Ridge and East Pacific upward push, and compensatory mechanisms of lithospheric subduction, regularly at continental margins. Sea floor spreading lab seafloor spreading model name date block sea floor spreading project answer key lab 4 an expedition to the seafloor answer key. South becomes north and north becomes south. Incorporating the most older idea of continental drift, as well as the seafloor spreading, the theory of plate tectonics has providing an overarching framework in whichntondescribe the past geography of continents and oceans, the processes controlling creation and destruction of landforms, and the evolution of Earth's crust, atmosphere, biosphere, hydrosphere, and climates. On what area and what page do you find the definition for seafloor spreading? 5. The Theory of Plate Tectonics Guided Reading and Study Use Target Reading Skills [Filename: Chapter 1 Answer Key Plate Tectonics. M- Sea Floor Spreading Notes. I can contruct a model of seafloor spreading, in order to prove that crust is created at the mid-ocean ridge and destroyed at deep ocean trenches. In general, this activity is hidden beneath the ocean's water. Objectives: Students will construct a model to illustrate how new sea floor is created at mid-ocean ridges and is removed at trenches. Scientists have measured the ages of these rock samples. Sea Floor Spreading Lab - zimearth / FrontPage Sea floor spreading is one one block = 0. Name a specific location? Andes Mountains 3. Rate of sea floor spreading for the East Pacific Ridge (inches per year) = 51. Pics of : Sea Floor Spreading Lab Worksheet Answers. ’ Indonesian scientists say government snubs offers to help fight coronavirus. LAB 4-3: SEA-FLOOR SPREADING INTRODUCTION: Sea-floor spreading is the hypothesis that the sea floor moves sideways away from the crest of a mid-ocean ridge. Sea-Floor Spreading Lab INTRODUCTION In the late 1950s, considerable research was conducted to find a means of detecting large steel objects beneath the ocean surface (submarines). 3 concepts with the Performance Assessment activity. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Sea floor spreading work answer key, A model of seafloor spreading, Name block date, Magnetic reversals activity, Lesson 3 a moving crust, Inside earth work. Section 2: Seafloor Spreading. Sea floor spreading occurs at the mid-ocean ridge where two plates are moving away from each other. The Geological Provinces of the Ocean Continental Margins. Ocean basin are spreading at various rates along their spreading ridges. The boundary of the African plate is the Mid-Atlantic Ridge. Start a new experiment on the data collection system. 1 Worksheet Seafloor Spreading 17. Explain and. 1) What feature of the ocean floor does the center slit represent? 2) What prominent feature of the ocean floor is missing from the model at this point? 3) What do the side slits represent? 4) What does the space under the paper. The movement of the spreading is not very fast, and is normally determined in centimeters per year. com Sea floor spreading lab seafloor spreading model name date block sea floor spreading project answer key lab 4 an expedition to the seafloor answer key. During sea-floor spreading, two tectonic plates move apart, forming a crack. Lab - Graphing Rate of Change pHet - Plate Tectonics **pHet Worksheet **pHet Website Lab - Seafloor Spreading Lab - Evidence of Subducting Plate Worksheets: Worksheet - Plate Tectonics 17. Understand how geomagnetic reversals provided evidence for sea-floor spreading. D) Seafloor spreading produces major characteristics of the seafloor: 1) The age of the seafloor is progressively _____ away from mid-ocean ridges. Birdley "Continental Drift. 1) shows is chrons ( lines ofequal age) of te basaltic crust beneath the sediments that have accumulated on the seafloor. GIZMO Prior Knowledge. Ocean basin are spreading at various rates along their spreading ridges. During the war, battleships and submarines carried echo sounders to locate enemy submarines (Figure 6. Skills Lab Modeling Sea-Floor Spreading For answers, see the Teacheru2019s Edition. Spreading Started __ m. SEAFLOOR SPREADING HYPOTHESIS Scientists brought these observations together in the early 1960s to create the seafloor spreading hypothesis. Plate Tectonics CD-ROM Tutorial. Students gather evidence to explain the theory of plate tectonics. Sea floor spreading worksheet pdf. Material from the asthenosphere becomes molten as convection. Examples of activities include one on the concept of seafloor spreading that requires students to analyse global seafloor crustal age data to calculate spreading rates in different ocean basins. Seafloor Spreading (1/2-1/7) 3. Julian Buss 8,984 views. This report describes how to build a model of the outer 300 km (180 miles) of the Earth that can be used to develop a better understanding of the principal features of plate tectonics, including sea-floor spreading, the pattern of magnetic stripes frozen into the sea floor, transform faulting, thrust faulting, subduction, and volcanism. com -> Source Costar 96 Well Plate Nocread Com Pages 1 4 Text Version -> Source anyflip. com Lmsciencegrade10q1 150608122422 Lva1 App6892 150610232112 -> Source : www. Plate tectonics Post test We will be reading from the book on pages 78-83 stop at seafloor spreading We will be filling out Wegners Evidence lab for plate. Sea Floor Spreading. A field with the same orien-. Evidence for Sea-Floor Spreading. Describe the process shown occurring at B, and explain what results from this. Make sure to watch the notes screencast on sea-floor spreading before completing any of the activities. 47: File Size: Weather and Erosion Station Rotation Lab - If you are absent for a Station Rotation Lab - Unfortunately it can not be. Harry Hess 13. I can investigate the evidence to prove the Continental. Modeling Sea Floor Spreading Lab (pdf or google doc) Sea Floor Spreading Article (pdf or google doc) Pangea Puzzle Playdough Plate Tectonics Activity (pdf or google doc) Layers of the Earth & Plate Tectonics Homework Packet - collected February 12th, 2013 Guided Reading: Layers of the Earth (pdf or google doc) Guided Reading: Continental Drift. Drag the compass across the mid ocean ridge and observe where the magnetism of the rock reverses. The sea floor is spreading from the ocean ridges where new ocean crust is created and spreads outward. Sea-floor Spreading Objective Students will construct a paper model to illustrate how the seafloor is created at mid-ocean ridges and is removed where it descends into trenches. The diagram on the next page represents a section of the ocean floor in the North Atlantic. The hot magma at the ridge erupts as lava that forms new seafloor. What is the name of the landmass through which the mid-ocean ridge in the Atlantic Ocean passes? 2. Helens eruption killed about how many people?. The motivating force for seafloor spreading ridges is tectonic plate slab pull at subduction zones, rather than magma pressure, although there is typically significant magma activity at spreading ridges. The diagram represents a cross [Filename: Sea Floor Spreading Lab. above) Page 94-"Directed Reading A: Continental Drift and Sea-Floor Spreading" "Sea-Floor Spreading Lab. • Rift Valley: - Valley between diverging plates. For the North Atlantic Ocean (using the map in the lab) Measure the distance between the center of the spreading center (red) and the border between dark yellow and light green (65 Ma point) I measured 2 cm ; Since the scale on the map is 1 cm = 475 km, calculate the real distance that the plate has moved over the past 65 Ma. Subject: Image Created Date: 2/18/2013 3:15:53 PM. The oldest rocks of the sea floor are found at the farthest distance from the mid-ocean ridges. Modeling Sea-Floor Spreading Lab Questions Answer the following questions using your model of sea-floor spreading. Seafloor Spreading Enrichment Activity for Lessons 6-2 and 6-3 Skills: interpreting, organizing, recording data Deep-sea drilling has brought up rock samples from the ocean floor. Sea Floor Spreading & Plate Tectonic Evidence - Duration: Lab 5 Sea Floor Spreading - Duration: 7:08. Activity 5: Split and Separate! Simulate and describe the seafloor spreading process. According to the property of paleomagnetism, ____. Oceanic crust is eventually destroyed in subduction zones. Sea Floor Spreading Lab 11/27/2011 8 The diagram shows the magnetic orientation of igneous rocks on the seafloor on the east side of a mid-ocean ridge. Warm Up; Read pages 198-201 in textbook and complete Continental Drift and seafloor spreading directed reading. SCIENTIFIC SPECIALTY: GEOCHRONOLOGY Seafloor age in millions of years This map is from Dietmar Mueller, Univ. Seafloor Spreading Lab ANSWER KEY for UVMS Wednesday, January 22, 2014. Since the development of the theory, geologists have had to reexamine almost every aspect of. In (NH4)3PO4 there is one P atom, 4 oxygen atoms, 3 N atoms and 12. In this series of 4 investigations, they explain how the age of crustal rocks provides evidence of seafloor spreading. - Be able to describe who Harry Hess is, and why his research was important. Magnetometer 14. In this digital seafloor spreading lab, students will use an online mapping program that has mapped the ocean floor. This is why you remain in the best website to look the amazing books to have. The seafloor moves and carries continents with it. What is a spreading center and what is made at one? 4. Sea floor spreading project answer key lab 4 seafloor spreading paleomagnetism and seafloor spreading 3 7 determin chegg com seafloor spreading grade 9 free printable tests and worksheets Whats people lookup in this blog:. The other area is along the coastline of Chile. 1 The floor of the ocean is composed of hills, plains, ridges, trenches, and seamounts. 0K) A) nonexistent: B) reversed: C) normal: D) half-reversed: 9: Where do tectonic plates interact? A) at mid-ocean ridges: B) in deep-sea trenches: C) at plate centers: D) at. on the seafloor. Go Further The fastest spreading rate is the northern part of the Pacific plate, which is spreading at approximately 15. The hot magma at the ridge erupts as lava that forms new seafloor. Answer Key – Student Activity The distance between us and them: Sea floor spreading in the Atlantic Ocean 1. Locate the. The oceanic crust is not as dense as the mantle is. The exercise is based on a paper by Mitchell et al. Seafloor Spreading Background About 30 years ago, scientists discovered that there are both age and magnetic patterns in the seafloor. Lab Investigation Modeling Sea-Floor Spreading Reviewing Content Mid-ocean ridges are long, underwater mountain chains that rise up from the ocean floors. Consider how the age of rocks is related to the shape of the seafloor you saw in step 3. 2) The elevation of the seafloor is progressively lower away from mid-ocean ridges. The motivating force for seafloor spreading ridges is tectonic plate slab pull at subduction zones, rather than magma pressure, although there is typically significant magma activity at spreading ridges. Here, magma rises up from. Displaying all worksheets related to - Anser Key To Seafloor Spreading. Seafloor Spreading. Seafloor Spreading: II. The earth does not get bigger. Helens Video HW- Lab: Patterns of Crustal Activity due Thursday 1/15 Subduction Zones PPT / Notes /. The pattern in the ages of the rocks across the ocean floor is used as evidence of sea-floor spreading. New ocean crust is continually added to Earth along these ridges in a process called sea-floor spreading. Seafloor Spreading and Plate Tectonics 6 PS-2979 Station 3 - Comparing the magnetism of magnetite and basalt Set up 24. In general, this activity is hidden beneath the ocean’s water. HELLO regents Earth Science class! It's VICI! Here are some answers to the lab I found!. Connect a magnetic field sensor to the data collection system. The Theory of Plate Tectonics Guided Reading and Study Use Target Reading Skills [Filename: Chapter 1 Answer Key Plate Tectonics. The slowest spreading rate is the Southwest Indian Ridge, between the African plate and the Antarctic plate, which is spreading at 1. Staple your second set of definitions, the matching not the completion, to the back of this paper. Life on earth began about 570 million years ago, at the end of the PreCambrian Era. calculate any changes to the rate of seafloor spreading c. When finished, transfer your answers to the lab quiz in GoVIEW. The University of the State of New York REGENTS HIGH SCHOOL EXAMINATION PHYSICAL SETTING EARTH SCIENCE Thursday, August 13, 2015 — 12:30 to 3:30 p. 4 September 2007 MAR 110 Lab 3: Ex 1-3 - PT 1 Laboratory 3: Exercise 1-3 Ocean Basin Physiography & Plate Tectonics 3-1. If that is true for the Juan de Fuca Ridge, then the two lines on your graph should be more or less on top of each other. Answer the questions below. com Sea floor spreading lab seafloor spreading model name date block sea floor spreading project answer key lab 4 an expedition to the seafloor answer key. 3 Theory of Plate Tectonics 9. Sea-Floor Spreading Answer Key. net Pdf The Role Of Oceanic Transform Faults In Seafloor Spreading A -> Source : www. Answer: Q22-27 11. The map shows the major tectonic plates. Exercise 18. The marker stripes in this lab represent the new rock forming during sea floor spreading, where the newest rock are closer to the mid-ocean ridge, and the oldest rock are further away from the mid-ocean ridge. Modeling sea floor spreading. Another activity has students explore hot spots using radiometric age dating of rocks along the Hawaiian-Emperor seamount chain. Name one spreading center (or divergent plate boundary). lab seafloor spreading rates answers. Pacing Guide 1 period Lesson and GeoLab Seafloor Spreading pages 448-454 Objectives • Summarize the evidence that led to the discovery of seafloor spreading. • Lithosphere with new oceanic crust is formed at MOR, then spreads laterally as if on conveyor belt. Seafloor Spreading Theory. Pics of : Sea Floor Spreading Lab Worksheet Answers. Furthermore if the cloth is wooden, you can sea floor spreading worksheet answers find a lot of means to give new coloration and a. Through sampling, they look at millions of years of history of sea-floor spreading, plate tectonics, and oceanic circulation and climates. If both the distance that each ocean basin has opened and the time it took to open that distance are known, the rate of seafloor spreading can be calculated. As a result, sensitive equipment was constructed that could detect very small changes in the earth's magnetic field - and could be carried in. After the war, this technology was used to map the ocean floor. SCIENTIFIC SPECIALTY: GEOCHRONOLOGY Seafloor age in millions of years This map is from Dietmar Mueller, Univ. Ocean basin are spreading at various rates along their spreading ridges. 2) The elevation of the seafloor is progressively lower away from mid-ocean ridges. According to the theory of plate tectonics, (from the Greek, tekto, "builder"), the Earth's crust is broken into many slowly moving plates. (show formulas for calculations, with units) a. Unfold the paper. 22 Sea-Floor Spreading Reading Guide and Study 23 Sea-Floor Spreading Story 24 Plate Tectonics: Plate Boundaries: Use Reading Strategies 25 Plate Tectonic Notes Booklet 26 Molecules Frayer Model and Convection and the Mantle Questions 27 Convection and the Mantle Story 28 Conduction, Convection, Radiation Questions. See more ideas about Seafloor spreading, Earth science and Plate tectonics. What is the chapter number where you can find information about earthquakes? 6. When the lava hits the water, it. seafloor spreading - when magma from the Earth's mantle rises to the surface at mid-ocean ridges and cools to form new seafloor, which new magma slowly pushes away from the ridge. relationworksheet. This map shows a part of the sea floor. Section 2: Seafloor Spreading. Oceanic crust has been likened to a tape recorder moving on a giant sea-floor conveyor belt. 4 Mechanisms of Plate Motion. This is why you remain in the best website to look the amazing books to have. Materials For each pair of students: • one copy of the sea-floor spreading model • scissors • colored pencils (orange, yellow, green, blue) • tape Student. Part 1 - The Atlantic Ocean (1) The major topographic feature of the Atlantic Ocean floor is called the _____. The rocks on the seafloor show the history of the magnetic changes in the earth. In this activity students will use actual data from historic oceanographic cruises to examine sea floor spreading. bathymetric map: a map of the bottom of the ocean, with water depths indicated by contours that join points of equal water depth. The other area is along the coastline of Chile. Color the long strip of paper (10 cm × 28 cm) so that there are several alternating red and green colored bands of differing thicknesses across the width of the paper. The mid-ocean. Favorite Answer I think you need to give us a link to a picture of whatever has these "slits. The estimate for the opening of the North Atlantic is well constrained, unlike that for Activity 2: Magnetic Reversals and Sea-Floor Striping. Refer to the Map 2 (Tectonic Map) to determine the relative motion of the land on either side of the San Andreas. Pacing Guide 1 period Lesson and GeoLab Seafloor Spreading pages 448-454 Objectives • Summarize the evidence that led to the discovery of seafloor spreading. The typical rates of seafloor spreading is 5 centimeters per year. They will also model sea floor spreading at a spreading center such as the Mid-Atlantic Ridge. Color the long strip of paper (10 cm × 28 cm) so that there are several alternating red and green colored bands of differing thicknesses across the width of the paper. Worksheets are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Inside earth work, Answer key to sea floor spreading, Lab work plate tectonics, Seafloor spreading and plate tectonics, Magnetic reversals activity, Lesson 3 a moving crust. 773 mm/yr with an uncertainty of 0. Subduction Boundary Lab In this lab activity, you will plot and compare actual earthquake foci data from two areas where subduction is currently occurring. Problem How does sea-floor spreading add material to the ocean floor? Materials scissors metric ruler. Students will discover that the ocean floor is younger near the middle of the oceans and gets older as you move to the shorelines. Click on the radio buttons next to ^Inv : Sea Floor Spreading _. Modeling sea floor spreading. Click on the distance tab in the upper left. We believe that this volcanic wedge represents the onset of a period of sea-floor spreading (Kumar and Gamboa, 1979; Meisling et al. Here, magma rises up from. edu 2017 01 25 11 08 -> Source : www. ppt from CIT SCT 101 at Kenyatta University. This resource appears to be designed to build towards this disciplinary core idea, though the resource developer has not explicitly stated so. Problem How does sea-floor spreading add material to the ocean floor? Materials scissors metric ruler. com General Science 1110l Lab 9 Sea Floor Spreading -> Source : web2. • Explain the process of seafloor spreading. Evidence for Sea-Floor Spreading. This indicates how strong in your memory this concept is. Unit 4 Lesson 2 Plate Tectonics. His hypothesis states that continents move around on Earth's surface and that they were once joined together as a single supercontinent (Figure 6. Put the two striped strips of paper. co Ppt Chem 108 Lab Week 9 Powerpoint Presentation Free -> Source : www. To calculate the rate of the spreading, you need to use the following formula: the distance the sea floor moved divided by the length of time. Atlantic Sea-Floor Spreading Activity 2. They will also model sea floor spreading at a spreading center such as the Mid-Atlantic Ridge. Continental crust is not subducted and destroyed, so very old continental rocks have survived. As magma starts to harden into rock, iron-rich minerals solidify first. When sea-floor spreading occurs, new crust is added to the ocean floor. Because the outer core of Earth is liquid iron that revolves around the solid inner core, a magnetic field is produced that protects us from harmful things coming from space. Your calculations, reasoning and answer for the questions about lava production. Plate Tectonics & Sea Floor Geography Lab In this lab, you will explore how the movements of the Earth's tectonic plates relate to earthquakes, volcanoes, and the major geographic features of the ocean floor. On the map in Fig. of sea-floor spreading, they should not attempt to answer these questiong. Activity of the Month Activity of the Month – June, 2008 Plate Tectonics and Contributions from Scientific Ocean Drilling Summary In this activity. Put in code d541f43a66 or C445C557D0. Climate and Changes in Sea Level. Spreading Started __ m. Plate Tectonics The resources above cover the following skills: Earth/Space Science: Students will use scientific skills and processes to explain the chemical and physical interactions (i. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, A model of seafloor spreading, Sea floor spreading, Seafloor spreading and subduction, Magnetic reversals activity, Inside earth work. 3 Theory of Plate Tectonics 9. See more ideas about Seafloor spreading, Earth science and Plate tectonics. Continental Drift, Sea Floor Spreading and Plate Tectonics Plate Tectonics is a theory developed in the late 1960s, to explain how the outer layers of the Earth move and deform. The outer limbs of the convection cells plunge down into the deeper mantle, dragging oceanic crust as well. Here, magma rises up from. If the pulling con-. In other words it is the process in which the tectonic plates on the oceanic floor move apart from each other. sea floor spreading lab 4 3 answers. 6 Plate tectonics and plate boundaries, Marshak sec. According to the theory of plate tectonics, (from the Greek, tekto, "builder"), the Earth's crust is broken into many slowly moving plates. Chapter 1- Introduction to Earth's Changing Environment 1-density-answers 1-density-questions 2-types-and-rate-of-change-questions 2-types-of-rate-of-change-answers Chapter 2- Measuring Earth 0-shape-and-spheres-of-earth-answers 0-shape-and-spheres-of-earth. 6 Date: Name: The map of the northern Atlantic Ocean Basin (Fig. This interactive activity is simple to prepare and to execute and allows the students to understand seafloor spreading and the position of newer rock and older rock in relation to the mid-oceanic ridge. Due to this, continuous Seafloor spreading occurs and makes Atlantic Ocean floor to be connected to other continental crust making the ocean gets wider over the time. The typical rates of seafloor spreading is 5 centimeters per year. Plate Tectonics Demo, Lab & Science Stations will showcase each student's ability to: • Identify characteristics of Earth's crust, mantle and core. Examples of activities include one on the concept of seafloor spreading that requires students to analyse global seafloor crustal age data to calculate spreading rates in different ocean basins. 1 Continental Drift 9. Seafloor spreading paper strip model in-class demo. Formally proposed by Dietz (1961) and Hess (1962): • Convection cells: Mantle upwells under mid-ocean ridge (MOR). • Explain the process of seafloor spreading. !For!your!Dynamic!Earth!Test!onFriday,!October!27th,youwill!ABSOLUTELY!needtoreview!the following!note!sheets,!labs,!and!quizzes!make. Magnetic bands provide evidence of sea-floor spreading Life is found near deep ocean vents If you are having trouble accessing the Plate Tectonics activity, try the non-Javascript version. Seafloor Spreading Activity Seafloor Spreading Activity As students graph data from rock samples in this science printable, they will examine the relationship between the age of rocks and their distance from the Mid-Atlantic Ridge. How would you communicate your design plans with the construction crew that would work on the house? Cells build large, complicated molecules, such as. When completing the worksheet you will analyze magnetic profiles of the ocean floor. 6 Plate tectonics and plate boundaries, Marshak sec. The station is moving south at 2. MET 102: Professor Vorwald Plate Tectonics and Continental Drift Lab Page 2 of 15 Part B: The San Andreas Fault Map 1 shows the Pacific Coastline of the United States. Rock Laboratory (1. The other area is along the coastline of Chile. ) ago did sea floor spreading begin in the Elrond Sea? Spreading Began- 4. lab seafloor spreading rates answers is available in our digital library an online access to it is set as public so you can get it instantly. Click on the radio buttons next to ^Inv : Sea Floor Spreading _. As plates made of oceanic crust pull apart, a crack in the ocean floor appears. Label the land masses on each sheet. Recommended for you. You can build a model to help understand this process. The age of the sea-floor also supports sea-floor spreading. Red, yellow, blue, and green Crayons/Markers/Colored pencils. They will also model sea floor spreading at a spreading center such as the Mid-Atlantic Ridge. (You may need to zoom in or out to see the tracks). • Explain how geologists learn about Earth's inner structures. 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1. Lab Investigation Modeling Sea-Floor Spreading Reviewing Content Mid-ocean ridges are long, underwater mountain chains that rise up from the ocean floors. One intriguing thing about the rock that comes from seafloor spreading is that it shows the history of the Earth. Activity II (see teaching notes and tips below) is a follow-up activity that has students use Excel to graphically compare the model predictions to observations from several North Atlantic cross-sections. 2 Sea-Floor Spreading 9. D) Seafloor spreading produces major characteristics of the seafloor: 1) The age of the seafloor is progressively _____ away from mid-ocean ridges. Learning Goals Students will learn the features of the seafloor that provide evidence for seafloor spreading and plate tectonics and how those features formed. Worksheets are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, A model of seafloor spreading, Sea floor spreading, Seafloor spreading and subduction, Magnetic reversals activity, Inside earth work. 3 Theory of Plate Tectonics 9. When sea-floor spreading occurs, new crust is added to the ocean floor. " Page 93- "The Theory of Continental Drift" notes (see ppt. During this lesson, students take additional time to complete the graph that they started on Day 1, and then do some post-graph analysis before taking an exit ticket/daily summative assessment. Get smarter on Socratic. calculate any changes to the rate of seafloor spreading c. Convert your average measurement in centimeters to kilometers by using the map Record your answer. Activity 5: Split and Separate! Simulate and describe the seafloor spreading process. Part 1- Lab Manual The exercises that follow are adaptations. The age, spreading rate, and asymmetry at each grid node are determined by linear interpolation between adjacent seafloor isochrons in the direction of spreading. Staple your second set of definitions, the matching not the completion, to the back of this paper. • Lithosphere with new oceanic crust is formed at MOR, then spreads laterally as if on conveyor belt. Magnetic stripes Modelling the symmetrical magnetic pattern of the rocks of the sea floor The magnetic properties of the rocks below the sea bed have been used to show that the ocean floors are spreading outwards. Sea Floor Spreading occurs at the mid-ocean ridge where two plates are moving away from each other. An x-ray of a core shows both sediments and marine. Lab 4: Sea Floor Spreading SEA FLOOR SPREADING ANSWER KEY Table 1 Number of zero. LESSON 8: Epicenter Lab (1/2)LESSON 9: Epicenter Lab (2/2)LESSON 10: Earthquake & Volcano MappingLESSON 11: Earthquake HazardsLESSON 12: Crustal Movement & Hotspots LabLESSON 13: Plate BoundariesLESSON 14: Sea Floor Spreading (Day 1/2)LESSON 15: Sea Floor Spreading (Day 2/2)LESSON 16: Convection & Plate Movement. Sawyer at Rice University ([email protected] One intriguing thing about the rock that comes from seafloor spreading is that it shows the history of the Earth. 1) Magma is pushed up through the ridges in the seafloor to form new oceanic crust. What would happen if you lit up the candle and waited for a while? The side with the candle on it would stay because the heat is going up without the candle. Sea floor spreading is actually the creation of new oceanic basaltic crust at divergent plate boundaries called mid-ocean ridges. If your teaching Seafloor Spreading, this is an EASY and FUN lab to do with your students!! This lab is a great way to get students actively engaged in hands-on, cooperative learning! After following the EASY step-by-step instructions, students answer questions (analyze & conclude worksheet attached) about the lab challenging them to think. A Model of Seafloor Spreading KEY 1. Pacing Guide 1 period Lesson and GeoLab Seafloor Spreading pages 448–454 Objectives • Summarize the evidence that led to the discovery of seafloor spreading. This idea played a pivotal role in the development of plate tectonics, a theory that revolutionized geologic thought during the last quarter of the 20th century. MS-ESS2-3 Analyze and interpret data on the distribution of fossils and rocks, continental shapes, and seafloor structures to provide evidence of the past plate motions. Earth - Weebly Pacing Guide 1 period Lesson and GeoLab Seafloor Spreading pages 448–454 Objectives • Assess students’ answers to the MiniLab Analyze and Conclude questions and discuss their results. Seafloor Spreading - Displaying top 8 worksheets found for this concept. In Ba(AsO4)2 there is one Ba, 2 As and 8 oxygen. This map shows a part of the sea floor. Modeling Sea-Floor Spreading Lab Questions Dynamic Earth Unit - Chapter 4 Name:_____ Date: _____ Answer the following questions using your model of sea-floor spreading. The slowest spreading rate is the Southwest Indian Ridge, between the African plate and the Antarctic plate, which is spreading at 1. Put the two striped strips of paper. The motivating force for seafloor spreading ridges is tectonic plate pull rather than magma pressure, although there is typically significant magma activity at spreading ridges. Sea-Floor Spreading Lab. ‘Open the doors for us. These also correspond (mostly) with the chapter tests. A group of geologists have drawn my attention to the 20102013 geological society of londons statement on climate change and asked if i could arrange an on line. Seafloor Spreading. Earth Sciences 110 N- The Dynamic Earth Lab Laboratory 3- Sea Floor Spreading and Magnetic Anomalies Objectives: To understand how marine magnetic anomaly patterns develop and to use them to interpret the timing and nature of sea floor spreading in the world's oceans. Student Procedures. The exercise is based on a paper by Mitchell et al. Hot, less dense material below Earth's crust rises upward to the surface at the mid-ocean ridges. Activity: Sea Floor Spreading Earth Science - Post Module 2 Middle School Page 3 The youngest rock will always be closest to the ridge area and the oldest will be on the outside closest to the continents. Lab 4: Sea Floor Spreading SEA FLOOR SPREADING ANSWER KEY Table 1 Number of zero. Modeling Sea-Floor Spreading Lab Questions Answer the following questions using your model of sea-floor spreading. 4 Mechanisms of Plate Motion. Answer Key: A Question 16 of 22 4. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, A model of seafloor spreading, Sea floor spreading, Seafloor spreading and subduction, Magnetic reversals activity, Inside earth work. You can cut your paper down to size if your cardboard isn’t big enough for a full piece. Start a new experiment on the data collection system. Explain what a convergent boundary is. The Atlantic Ocean (and accompanying sea floor) is getting wider as a result of sea-floor spreading occurring at the Mid-Atlantic Ridge. Each student will need a copy of Handout A (see attached document). At a subduction zone what causes magma to rise? The oceanic crust and the upper layer of the mantle melts as it is driven into the mantle. View Lab Report - Sea Floor Spreading Lab 4-3. In a convection current the hot material rises to the surface, When the material reaches the surface it starts to cool off and spread out. Material from the asthenosphere becomes molten as convection. Product Description This fully editable Lab Station Activity on Plate Tectonics is meant to get your students out of their seats and engaged in the content. Seafloor Spreading on Prezi Click the picture to see an animation of seafloor spreading. Answer: Q22-27 11. Plate Tectonics Lab Station Activity Teach Science With Fergy -> Source : teachsciencewithfergy. Locate the. MAIN IDEA Review Vocabulary basalt Use a dictionary to define the following term. As time goes by the sea floor is constantly spreading. 1 Continental Drift 9. Plate boundaries: converging, diverging, sliding, subduction, mountains, seafloor spreading. (Useful conversion factors: 1 km = 1000 meters and 1 m = 100 cm) 5. calculate any changes to the rate of seafloor spreading c. On the map in Fig. The mid-ocean. Sea floor spreading is actually the creation of new oceanic basaltic crust at divergent plate boundaries called mid-ocean ridges. Magnetic anomalies and Sea­ floor spreading, Marshak sec. Seafloor spreading is the movement of magma through a crack in a mid-oceanic ridge. Whats people lookup in this blog: Sea Floor Spreading Worksheet Answer Key; Sea Floor Spreading Worksheet Answer Key Pearson Education. locations and names of the seas and oceans of the world. Evaluate real data collected by the Ocean Drilling Program that support seafloor spreading. Sea-Floor Spreading Lab INTRODUCTION In the late 1950s, considerable research was conducted to find a means of detecting large steel objects beneath the ocean surface (submarines). Because of these processes, the ocean floor is renewed about every 200 million years. (You may need to zoom in or out to see the tracks). pdf FREE PDF DOWNLOAD NOW!!! Source #2: lab seafloor spreading rates answers. Students will construct a paper model to illustrate how the seafloor is created at mid-ocean ridges and is removed where it descends into trenches. Some of the worksheets for this concept are Sea floor spreading work, Inside earth work, Name date sea floor spreading l 1 2 3, A model of seafloor spreading, Sea floor spreading, Sea floor spreading, Modeling sea floor spreading, Chapter 8 plate tectonics. com Sea floor spreading lab seafloor spreading model name date block quiz study questions with answers how is the mid seafloor spreading. They proposed seafloor spreading, which says that the seafloor emerges at the mid-ocean ridges, and, like a giant conveyor belt, moves to the sides and goes back into the Earth. • Plate tectonics is a theory that describes large-scale movements of Earth’s lithosphere. 4 Mechanisms of Plate Motion. Some points you'll be tested on include tectonic plates and how sea floor spreading occurs. Hess in 1960. 2A The answer to this question depends on the student. I can explain how seafloor spreading provides a way for continents to move. The pattern on the west side of the ridge has been omitted. Some of the worksheets for this concept are Sea floor spreading work, Inside earth work, A model of seafloor spreading, Sea floor spreading, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, Lab work plate tectonics, Magnetic reversals activity. Red, yellow, blue, and green Crayons/Markers/Colored pencils. This discovery allowed another piece of the puzzle about plate tectomcs to fall into place. Seafloor Spreading Background About 30 years ago, scientists discovered that there are both age and magnetic patterns in the seafloor. Whats people lookup in this blog: Sea Floor Spreading Worksheet Answer Key; Sea Floor Spreading Worksheet Answer Key Pearson Education. 1) shows is chrons ( lines ofequal age) of te basaltic crust beneath the sediments that have accumulated on the seafloor. Link Use the link below to check your answers and note questions you want to ask during extra help. com Sea floor spreading lab seafloor spreading model name date block quiz study questions with answers how is the mid seafloor spreading. Answers to these questions will help define the parameters of the experiment and help produce predictable results. Lab - Graphing Rate of Change pHet - Plate Tectonics **pHet Worksheet **pHet Website Lab - Seafloor Spreading Lab - Evidence of Subducting Plate Worksheets: Worksheet - Plate Tectonics 17. The two sides of the ridge are moving in opposite directions leaving a rift that is the site of submarine volcanic eruptions. and learn about the three types of plate boundaries and answer the questions below. Seafloor spreading is the movement of magma through a crack in a mid-oceanic ridge. "Geoworld" Plate Tectonics Lab 3 6. Seafloor spreading is a geologic process where there is a gradual addition o. (Hint: 100,000 cm = 1 km) You find a 2,400,000 year old rock formation on a plate that is spreading at 12 cm/year, how far is the rock formation from the spreading center? Give answer in. The seafloor was mapped by shipborne magnetometers in the 1950s and produced puzzling results - sequential zones of normal and reverse magnetic polarity spreading. • Rift Valley: – Valley between diverging plates. 317-325 Reference: The exercise on sea-floor spreading was adapted from the following paper: Shea,. Sea-Floor Spreading Understanding Main Ideas Use the figure below to answer the questions that follow. 1 Visualizing Sea Floor Topography. Sea Floor Spreading. A combination of the seafloor spreading theory and the continental drift theory. Part A: Spreading Center: One paragraph of observations describing the mapped portion of the East Pacific Rise and the adjacent seafloor. Scientists gradually amassed additional data that would. Because students choose different study sites, their answers will vary but should fall within the range of a 9-12km/My half. 1) shows is chrons ( lines ofequal age) of te basaltic crust beneath the sediments that have accumulated on the seafloor. com Sea floor spreading lab seafloor spreading model name date block quiz study questions with answers how is the mid seafloor spreading. Control -the control is a particular sample that is treated the same as all the rest of the samples except that it is not exposed to the independent variables. 6 The map of the northers Atlantic Ocran Basin g AZ) of equal age) of the basaltic e the sediments that have accumulased on the seafloor Thse sochuroms were derived by Maria Scton and her olgues (012) from an analysis of marine magnetic anomalics, and their ages are based on the. GENERAL SCIENCE 1110L LAB LAB 9: Sea Floor Spreading. Answers are provided in the Teacher Guide and Answers section. eu READ Floor Cleaner With Vinegar And Dawn And Baking Soda Envision Math Worksheets Worksheet Fun And Printable -> Source : redwoodsmedia. After the war, this technology was used to map the ocean floor. When I type in different numbers both the oxygen and hydrogen atoms increase and decrease. continental drift, mid-ocean ridges, and sea-floor spreading. Seafloor Spreading Rates Lab Answers Seafloor Spreading Rates Lab Answers spreading rates lab answers tends to be the record that you obsession consequently much, you can find it in the belong to download. Students will model core sampling, identify patterns in data on the age of the ocean floor, use magnetic data to model seafloor spreading, and explore the density of oceanic and continental crust. Learning Objectives. Using the magnetic anomaly pattern in the Elrond sea, determine the 1/2-spreading rate on the Hobbit Ridge (Le, determine how fast the Frode continent is moving away from the Hobbit ridge Give your answer in mm/y. Creation of the Sea Floor. New Vocabulary ) Use your text to define each term. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, A model of seafloor spreading, Sea floor spreading, Seafloor spreading and subduction, Magnetic reversals activity, Inside earth work. Magnetometer 14. Lab Investigation Modeling Sea-Floor Spreading Reviewing Content Mid-ocean ridges are long, underwater mountain chains that rise up from the ocean floors. There is a quiz Friday on seafloor spreading. 317-325 Reference: The exercise on sea-floor spreading was adapted from the following paper: Shea,. MET 102: Professor Vorwald Plate Tectonics and Continental Drift Lab Page 2 of 15 Part B: The San Andreas Fault Map 1 shows the Pacific Coastline of the United States. Seafloor Spreading Today we will create a model to represent a seafloor that is expanding as new rock is being pushed up from the mantle. Harry Hess proposed the idea of sea floor spreading; He looked at the age of the rock and magnetic stripes; Magnetic Strips: magnetic poles switch causing iron in rocks to change directions occurs about every 1/2 million years; largest ocean ridge is the Mid Ocean Ridge underwater in the Atlantic Ocean. Guiding Question: What is the process of sea-floor spreading? What evidence is there for this process? What evidence is there for this process? Lab/Activity Set-up : Copy the lab/activity procedure, observation section, analysis, and conclusion sections. The principle may be demonstrated as follows: • Prepare a cardboard model of magnetic stripes. Explain what a convergent boundary is. Seafloor Spreading Answer Key. Plate Tectonics Lab Station Activity Teach Science With Fergy -> Source : teachsciencewithfergy. either side of a fracture zone, drawing a diagram to show_the relation between sea-floor spreading direction and direction of rock. In this activity, you will observe the pattern and learn to calculate the rate of sea floor spreading. Name one spreading center (or divergent plate boundary). Describe and explain each diagram/illustration. If both the distance that each ocean basin has opened and the time it took to open that distance are known, the rate of seafloor spreading can be calculated. Starting at the fold, draw lines 5. Students will construct a paper model to illustrate how the seafloor is created at mid-ocean ridges and is removed where it descends into trenches. ) ago did sea floor spreading begin in the Elrond Sea? Spreading Began- 4. An x-ray of a core shows both sediments and marine. Seafloor spreading takes place at midocean ridges and produces basalt, the rock that makes up the oceanic crust. Convection currents exist w/in mantle; moves plates away from each other at divergent boundaries, towards each other at convergent boundaries, past each other at transform boundaries Second mechanism is seafloor spreading- plates slide away from ridges Animation Lab Day: Computer Time Type the websites listed on the lab sheets Answer the. Based on this correlation, how many million years (my. Due: Monday, - Answer the questions on the Google form. Molten rock from a magma. com Sea floor spreading lab seafloor spreading model name date block sea floor spreading project answer key lab 4 an expedition to the seafloor answer key. 2B Answers will likely vary by student. Unit 4 Lesson 2 Plate Tectonics. Molten rock pushes up from the asthenosphere and pushes the plates apart at the mid-ocean ridge. Options: poster, brochure, book, comic, essay, song/poem, etc. Go Further The fastest spreading rate is the northern part of the Pacific plate, which is spreading at approximately 15. Warm Up; Read pages 198-201 in textbook and complete Continental Drift and seafloor spreading directed reading. Wellsite procedures andoperations manual wellsite procedures and operations originators approval david hawk. The best videos and questions to learn about Seafloor Spreading. • Explain the process of seafloor spreading. Some of the worksheets displayed are Sea floor spreading work, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, A model of seafloor spreading, Sea floor spreading, Seafloor spreading and subduction, Magnetic reversals activity, Inside earth work. 3 Theory of Plate Tectonics 9. Section 2: Seafloor Spreading. If sea-floor spreading operates, the youngest oceanic crust should be found at the ridges and progressively older crust should be found in moving away from the ridges towards the continents. Seafloor spreading is happening at B. Use each of the terms below just once to complete the passage. 1) What feature of the ocean floor does the center slit represent?. In a convection current the cooler material sinks back down. On the basis of Tharp's efforts and other new discoveries about the deep-ocean floor, Hess postulated that molten material from Earth's mantle continuously wells up along the crests of the mid-ocean ridges that wind for nearly 80,000 km. For the situations in Table 1, estimate the relative rates and relative directions of motion of the African Plate. As more magma continues to rise and harden it spreads the sea-floor apart. The use of the equation relating ocean floor depth to sea floor spreading rate and distance from spreading center provides a geoscience context. Sea Floor Spreading. 0K) A) nonexistent: B) reversed: C) normal: D) half-reversed: 9: Where do tectonic plates interact? A) at mid-ocean ridges: B) in deep-sea trenches: C) at plate centers: D) at. • Explain how heat is transferred. Color the fossil areas to match the legend below. Lab Investigation Modeling Sea-Floor Spreading Reviewing Content Mid-ocean ridges are long, underwater mountain chains that rise up from the ocean floors. • Reinforce Section 17. docx: File Size: 262 kb: File Type: docx. As magma starts to harden into rock, iron-rich minerals solidify first. With this new information about the sea floor, sea- floor spreading, and ocean trenches, scientists could begin to understand how continents were able to move. Identify the following features: (a) a continental shelf, (b) a continental slope, (c) a spreading ridge, (d) a subduction zone with a deep trench, (e) an abyssal plain, and (f) some isolated seamounts. Some of the worksheets for this concept are Sea floor spreading work, Inside earth work, A model of seafloor spreading, Sea floor spreading, Name date sea floor spreading l 1 2 3, Continental drift sea floor spreading and plate tectonics, Lab work plate tectonics, Magnetic reversals activity. When sea-floor spreading occurs, new crust is added to the ocean floor. Your calculations, reasoning and answer for the questions about lava production. Didn’t advocate too strongly, for fear of ruining his career. They will also model sea floor spreading at a spreading center such as the Mid-Atlantic Ridge. Learning Goals Students will learn the features of the seafloor that provide evidence for seafloor spreading and plate tectonics and how those features formed. In AgCl3Cu2 there are 3 chlorine and two copper atoms while there is only one gold atom. researchgate. When I type in different numbers both the oxygen and hydrogen atoms increase and decrease. Read and Download Divortiare Ika Natassa Free Ebooks in PDF format - SEAFLOOR SPREADING LAB ANSWERS MANAGERIAL ACCOUNTING 14TH EDITION. Equatorial Deep-Sea Sedimentation Write your answers on a separate sheet of paper In this lab you will look at sediment thickness in the equatorial Pacific Ocean. question 3, page 55 Most sediment in the ocean is terrigenous sediment; it comes from land, and is deposited in shallow water. The patterns reflect the creation and spreading of oceanic crust along the mid-oceanic ridges. Students will discover that the ocean floor is younger near the middle of the oceans and gets older as you move to the shorelines. Students answer 5. The oldest sections should be the sections on both sides furthest from the middle 4. Chapter 8 Lab Activity Patterns of Magnetic Polarity Reversals While no one is quite sure why reversals in Earth's magnetic field occur, the evidence for reversals is permanently recorded in Earth's crust. Seafloor Spreading Theory - Displaying top 8 worksheets found for this concept. Sea-Floor Spreading Lab INTRODUCTION In the late 1950s, considerable research was conducted to find a means of detecting large steel objects beneath the ocean surface (submarines). • Plate tectonics is a theory that describes large-scale movements of Earth’s lithosphere.