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Questions and Answers
What is the phenomenon called when heated material rises to the surface, cools, and sinks back into the depths?
What is the phenomenon called when heated material rises to the surface, cools, and sinks back into the depths?
What is the name of the supercontinent that existed in the past?
What is the name of the supercontinent that existed in the past?
Which term refers to the area where one tectonic plate dives under another?
Which term refers to the area where one tectonic plate dives under another?
What type of boundaries are formed when tectonic plates move apart?
What type of boundaries are formed when tectonic plates move apart?
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What is the mega-ocean that existed during the time of Pangaea called?
What is the mega-ocean that existed during the time of Pangaea called?
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Who first proposed the idea of joining continents?
Who first proposed the idea of joining continents?
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What was the name of the single continental mass proposed by Alfred Wegener?
What was the name of the single continental mass proposed by Alfred Wegener?
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What did Alfred Wegener call the oceans that were formed during this period?
What did Alfred Wegener call the oceans that were formed during this period?
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Which two large land masses did Pangaea split into?
Which two large land masses did Pangaea split into?
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Which continents did Laurasia primarily consist of after the split of Pangaea?
Which continents did Laurasia primarily consist of after the split of Pangaea?
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What type of rock is tillite classified as?
What type of rock is tillite classified as?
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What do tillites indicate about the Earth's past?
What do tillites indicate about the Earth's past?
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Which of the following is true about placer deposits of gold in Ghana?
Which of the following is true about placer deposits of gold in Ghana?
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What was the landmass that connected India, Madagascar, and Africa called?
What was the landmass that connected India, Madagascar, and Africa called?
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What significant feature is observed in the shorelines of South America and Africa?
What significant feature is observed in the shorelines of South America and Africa?
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Which force did Wegener suggest was responsible for the drifting of continents?
Which force did Wegener suggest was responsible for the drifting of continents?
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How did Bullard illustrate the fit between the continents?
How did Bullard illustrate the fit between the continents?
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What age are the ancient rock formations in Brazil that resemble those in Western Africa?
What age are the ancient rock formations in Brazil that resemble those in Western Africa?
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During which geological period did the marine sediment deposits in South America and Africa originate?
During which geological period did the marine sediment deposits in South America and Africa originate?
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What aspect of the fit of the continents is specifically mentioned regarding its extent?
What aspect of the fit of the continents is specifically mentioned regarding its extent?
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What is the most active area for volcanic eruptions on the ocean floor?
What is the most active area for volcanic eruptions on the ocean floor?
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What does the ocean floor's younger age compared to continents indicate?
What does the ocean floor's younger age compared to continents indicate?
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Which of the following is NOT part of the continental margins?
Which of the following is NOT part of the continental margins?
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What geographic feature coincides with the distribution of volcanoes and earthquakes?
What geographic feature coincides with the distribution of volcanoes and earthquakes?
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What did Arthur Holmes propose in 1930 regarding plate tectonics?
What did Arthur Holmes propose in 1930 regarding plate tectonics?
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What characterizes the structure of the longest mountain chain on the ocean floor?
What characterizes the structure of the longest mountain chain on the ocean floor?
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Which of these is NOT considered a driving force for plate tectonics?
Which of these is NOT considered a driving force for plate tectonics?
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What is the primary focus of post drift studies in plate tectonics?
What is the primary focus of post drift studies in plate tectonics?
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Which of the following statements about Lemuria is true?
Which of the following statements about Lemuria is true?
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What do most scholars believe about tidal forces in the context of plate movement?
What do most scholars believe about tidal forces in the context of plate movement?
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What is the average thickness of oceanic tectonic plates?
What is the average thickness of oceanic tectonic plates?
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Who introduced the theory of plate tectonics?
Who introduced the theory of plate tectonics?
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Which tectonic plate is considered the largest oceanic plate?
Which tectonic plate is considered the largest oceanic plate?
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What part of the Earth do tectonic plates move over?
What part of the Earth do tectonic plates move over?
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What are the two parts that tectonic plates consist of?
What are the two parts that tectonic plates consist of?
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Which of the following is not considered a major plate of the Earth?
Which of the following is not considered a major plate of the Earth?
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Which plate is involved in the convergence theory suggested by Wegener?
Which plate is involved in the convergence theory suggested by Wegener?
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What evidence is used to determine the position of the Indian subcontinent?
What evidence is used to determine the position of the Indian subcontinent?
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Which of the following is classified as a minor plate?
Which of the following is classified as a minor plate?
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Which major plate surrounds the continent of Antarctica?
Which major plate surrounds the continent of Antarctica?
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What process describes the formation of new oceanic crust at the mid-ocean ridge?
What process describes the formation of new oceanic crust at the mid-ocean ridge?
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What characteristic of rocks indicates their age relative to the mid-ocean ridge?
What characteristic of rocks indicates their age relative to the mid-ocean ridge?
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Which statement accurately describes the age of oceanic crust compared to continental crust?
Which statement accurately describes the age of oceanic crust compared to continental crust?
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What phenomenon is commonly associated with deep sea trenches?
What phenomenon is commonly associated with deep sea trenches?
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What evidence did paleomagnetic studies provide about the mid-ocean ridge?
What evidence did paleomagnetic studies provide about the mid-ocean ridge?
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What happens at divergent boundaries?
What happens at divergent boundaries?
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Which of the following is a characteristic of transform boundaries?
Which of the following is a characteristic of transform boundaries?
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What is the result of a convergent boundary where an ocean plate meets a continent plate?
What is the result of a convergent boundary where an ocean plate meets a continent plate?
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Which statement correctly describes transform boundaries?
Which statement correctly describes transform boundaries?
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Which of the following best explains the nature of crust at transform boundaries?
Which of the following best explains the nature of crust at transform boundaries?
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