Earth: Layers, Forces & Magnetic Field 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. What is one scientific theory of why Earth's magnetic field is decreasing?

Question 2 2. Earth's magnetic field protects us from the solar wind that would destroy Earth's _____.

Question 3 3. Earth's magnetic field emanates from Earth's _____?

Question 4 4. What gives Earth its electric current?

Question 5 5. How does the mantle differ from the crust?

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Question 6 6. How does the inner core differ from the outer core?

Question 7 7. Which parts of the Earth are contained in the lithosphere?

Question 8 8. What is the cause of earthquakes, volcanoes, and mountains on Earth?

Question 9 9. Which statement best describes how the beaches in Hawaii are formed?

Question 10 10. How are mantle plumes and hot spots related?

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Question 11 11. Which part of the Earth is the lithosphere?

Question 12 12. Which of the following is true about the Hawaiian islands?

Question 13 13. 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 14 14. The process by which heat from the Earth's interior causes magma to rise and sink is known as what?

Question 15 15. When the mantle pushes the edges of a tectonic plate higher, gravity can pull downward on it, causing the plate to move. This is known as what?

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Question 16 16. What are tectonic plates?

Question 17 17. Which mountain range was produced in the Ring of Fire?

Question 18 18. Which ocean is the site of the Ring of Fire?

Question 19 19. What happens at the plate boundaries around the Ring of Fire that leads to the production of volcanic mountains?

Question 20 20. Which volcano is NOT a part of the Ring of Fire?

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Question 21 21. The process where rocks and minerals are broken down by the elements of nature is called _____.

Question 22 22. Which of the following is NOT an agent of erosion?

Question 23 23. How is erosion different from weathering?

Question 24 24. When waves break down a sea cliff, pick up and carry the debris, and dump on the shore forming a beach, what processes are happening, and in what order are they happening?

Question 25 25. Weathering is the process of ________.

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Question 26 26. Rust, karst and acid rain are all types of ________.

Question 27 27. Breaking down rock by physical means is ________.

Question 28 28. Which of the following is not a source of mechanical weathering?

Question 29 29. What is the name of the physics effect that gives Earth its magnetic field?

Question 30 30. Why is the inner core solid?

Earth: Layers, Forces & Magnetic Field 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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