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20. What is "Convection" and how does it relate to Plate Tectonics? a. a type of oven and it is an analogy to plates rising because of heat b. a process of heat movement in the mantle and it may help move the plates C. It is the reason magnetism happens and it is magnetism that moves the plates d. a process of heat in the atmosphere and it helps move the plates a. the are dug to look for magnetic reversals c. they are linear depressions on the seafloor where ocean plates sink b. these are at the midocean ridge d. they are a curved, but connected series of lava tubes at the spreading center 22. Which scientist(s) used an analogy of a torn newspaper being put back together to read? a. Harry Hess C. Vine and Mathews d. Alfred Wegener b. Albert Einstein 21. What are "Subduction Trenches?"

20. What is "Convection" and how does it relate to Plate Tectonics? a. a type of oven and it is an analogy to plates rising because of heat b. a process of heat movement in the mantle and it may help move the plates C. It is the reason magnetism happens and it is magnetism that moves the plates d. a process of heat in the atmosphere and it helps move the plates a. the are dug to look for magnetic reversals c. they are linear depressions on the seafloor where ocean plates sink b. these are at the midocean ridge d. they are a curved, but connected series of lava tubes at the spreading center 22. Which scientist(s) used an analogy of a torn newspaper being put back together to read? a. Harry Hess C. Vine and Mathews d. Alfred Wegener b. Albert Einstein 21. What are "Subduction Trenches?"

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Please kindly assist me with questions 20-25. Thank you.
### Plate Tectonics and Seafloor Spreading: An Educational Overview #### Key Concepts and Questions 1. **Defining Key Scientists and Contributions:** - **A French glaciologist** - Associated with studying glaciers. - **A British Cartographer** - Involved in mapping and charting. 2. **Convection and Plate Tectonics:** - **What is "Convection" and how does it relate to Plate Tectonics?** - **a.** A type of oven and it is an analogy to plates rising because of heat. - **b.** A process of heat movement in the mantle and it may help move the plates. - **c.** It is the reason magnetism happens and it is magnetism that moves the plates. - **d.** A process of heat in the atmosphere and it helps move plates. 3. **Subduction Trenches:** - **What are "Subduction Trenches?"** - **a.** They are dug to look for magnetic reversals. - **b.** These are at the mid-ocean ridge. - **c.** They are linear depressions on the seafloor where ocean plates sink. - **d.** They are a curved, but connected series of lava tubes at the spreading center. 4. **Scientific Analogies:** - **Which scientist(s) used an analogy of a torn newspaper being put back together to read?** - **a.** Harry Hess - **b.** Albert Einstein - **c.** Vine and Mathews - **d.** Alfred Wegener 5. **Seafloor Spreading Evidence:** - **One of the reasons that seafloor spreading was accepted as fact was:** - **a.** Because mid-ocean ridges were present. - **b.** Because of a deep sea drilling program involving a ship called the Glomar Challenger. - **c.** The seafloor is much older than the continents on either side of the oceans. - **d.** If there was not a deep-sea spreading, then the oceans would not be able to keep their present shapes from when earth formed. 6. **Magnetic Banding and Seafloor:** - **The magnetic banding was mostly found on:** -
Transcribed Image Text:### Plate Tectonics and Seafloor Spreading: An Educational Overview #### Key Concepts and Questions 1. **Defining Key Scientists and Contributions:** - **A French glaciologist** - Associated with studying glaciers. - **A British Cartographer** - Involved in mapping and charting. 2. **Convection and Plate Tectonics:** - **What is "Convection" and how does it relate to Plate Tectonics?** - **a.** A type of oven and it is an analogy to plates rising because of heat. - **b.** A process of heat movement in the mantle and it may help move the plates. - **c.** It is the reason magnetism happens and it is magnetism that moves the plates. - **d.** A process of heat in the atmosphere and it helps move plates. 3. **Subduction Trenches:** - **What are "Subduction Trenches?"** - **a.** They are dug to look for magnetic reversals. - **b.** These are at the mid-ocean ridge. - **c.** They are linear depressions on the seafloor where ocean plates sink. - **d.** They are a curved, but connected series of lava tubes at the spreading center. 4. **Scientific Analogies:** - **Which scientist(s) used an analogy of a torn newspaper being put back together to read?** - **a.** Harry Hess - **b.** Albert Einstein - **c.** Vine and Mathews - **d.** Alfred Wegener 5. **Seafloor Spreading Evidence:** - **One of the reasons that seafloor spreading was accepted as fact was:** - **a.** Because mid-ocean ridges were present. - **b.** Because of a deep sea drilling program involving a ship called the Glomar Challenger. - **c.** The seafloor is much older than the continents on either side of the oceans. - **d.** If there was not a deep-sea spreading, then the oceans would not be able to keep their present shapes from when earth formed. 6. **Magnetic Banding and Seafloor:** - **The magnetic banding was mostly found on:** -
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