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Help from Technology. The development of echo-sounding methods allowed scientists to study the ocean floor in great detail. Seafloor Spreading. Sonar uses sound . slab push. End of Section 4. Chapter Resources Menu. Chapter Resources Menu. Study Guide. Section 17.1. Section 17.2. Section 17.3. Section 17.4.
SECTION 17.2 Seafloor Spreading (40 points). In your textbook, read _15. Magma hardens to form new ocean crust. _16. Magma is forced upward toward the crust. In your textbook, read about magnetism. Complete the passage. Earth's (17) . Video Study Guide: Earth Revealed Episode 4: The Seafloor.
Chapter 17 Plate Tectonics Section 17.2 Sea-Floor Spreading Vocabulary Subduction: Sea-flooring spreading: The process by which oceanic crust sinks beneath a deepocean trench and back into the mantle at a convergent plate boundary. The process by which molten material adds new oceanic crust to the
17.2 Seafloor Spreading. Objectives. Summarize the evidence that led to the discovery of seafloor spreading. Explain the significance of magnetic patterns on the seafloor. Explain the process of seafloor spreading. magnetometer; paleomagnetism; magnetic reversal. isochron; seafloor spreading. Vocabulary. Seafloor
Fit Width. Fit Page. NameClassDate. CHAPTER. 17. STUDY GUIDE FOR CONTENT MASTERY. SECTION 17.2 Seafloor Spreading. In your textbook,read about seafloor spreading. In the space at the left,write trueifthe statement is true;ifthe statement is false,. change the italicized word or phrase to make the statement true.
108 Chapter 17 Earth Science: Geology, the Environment, and the Universe. Study Guide for Content Mastery. STUDY GUIDE FOR CONTENT MASTERY. CHAPTER. 17. Name. Class. Date. SECTION 17.2 Seafloor Spreading, continued. In your textbook, read about magnetism. Use each of the terms below just once to
VOCABULARY magnetometer paleomagnetism magnetic reversal isochron seafloor spreading. 448 CHAPTER 17 Plate Tectonics. Water surface. Ocean floor with transform boundaries. SECTION 17.1. Drifting. Continents. SECTION 17.2. Seafloor. Spreading. SECTION 17.3. Theory of. Plate Tectonics. Study Guide 467.
Start studying Seafloor Spreading Chapter 17 Section 2. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Vocabulary: Read Chapter 17; pages: 442-463. Continental drift. Pangaea. Magnetometer. Paleomagnetism. Magnetic reversal. Isochron. Seafloor spreading .. Chapter 17. Section 17.2 Main Ideas. • Sonar and magnetic studies of ocean rocks and sediments led to the proposal of the theory of seafloor spreading.

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March 2018