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Plate Tectonics Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. When scientists found identical patterns on either side of the mid-ocean ridge, what did they deduce?

Question 2 2. What evidence did Wegener NOT use to support his idea of continental drift?

Question 3 3. The mountains in the picture were formed when India collided with Asia. These mountains were formed by

Question 4 4. What magnetic readings are detected in stripes of the ocean floor closest to the crest of ocean ridges?

Question 5 5. How does the formation of the Ural Mountains prove the idea of supercontinents?

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Question 6 6. Wegener's name for the super-continent he thought existed before the continents broke apart was _____.

Question 7 7. Why would Alfred Wegener have been happy to learn that there was evidence to support the theory of plate tectonics?

Question 8 8. What is the name of the underwater mountain range that runs from Iceland to Antarctica?

Question 9 9. Which of the following theories asserts that earth's crust is broken up into plates?

Question 10 10. Which of the following can be formed by a convergent boundary?

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Question 11 11. Will our current map of Earth always look the same? Explain your answer.

Question 12 12. What are tectonic plates?

Question 13 13. Which of the following best defines the Mid-Ocean Ridge?

Question 14 14. As the leading edge of a tectonic plate is forced back into the mantle, a small convection current forms beneath it, pulling it downwards. This is known as what?

Question 15 15. How do the normal and reversed polarity of stripes of ocean floor prove that the earth's magnetic field has changed multiple times since its formation?

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Question 16 16. If you had a career as a paleomagnetist, what would you study?

Question 17 17. Plate tectonics is the theory that the Earth's _____ is broken into pieces that move around on top of the _____.

Question 18 18. Why did it matter that tropical plant fossils were found in Antarctica?

Question 19 19. What are the plates of the Earth's crust?

Question 20 20. What discovery was NOT made from mapping the ocean floor?

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Question 21 21. What makes the Pacific plate unique compared to other plates?

Question 22 22. Where was North America located when it was part of Laurasia?

Question 23 23. What are tectonic plates comprised of?

Question 24 24. What was the accepted theory about the Earth's continents during Wegener's time?

Question 25 25. Which of the following best defines reversed polarity?

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Question 26 26. What was the name of the drilling and research vessel that extracted samples from the ocean floor to provide evidence supporting the theory of plate tectonics?

Question 27 27. What was the main discovery when people began mapping the ocean floor after World War II?

Question 28 28. The boundary in the picture is

Question 29 29. Which of the following best describes the theory of plate tectonics?

Question 30 30. When plates that are higher at the spreading center flow downhill and eventually flatten out to the ocean floor, we call that _____.

Plate Tectonics Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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