Class 11 Geography Chapter 2 The Earth'S Structure Quiz 42 (25 MCQs)

Quiz Instructions

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1. ..... is a measure of the "size, " or amplitude, of the seismic waves generated by an earthquake source and recorded by seismographs.
2. The seismic waves that move the fastest are .....
3. Sedimentary rocks form where weathered and eroded materials are dropped
4. Through relative dating, a geologist finds a fossil that is approximately 10, 000 years old. Which radioactive element would the geologist most likely use to accurately calculate the fossil's age?
5. Name the narrow zone where life exist
6. What is the layer of gas surrounding a planet that is held in place by gravity?
7. Heat transfer within a fluid is called .....
8. Which layer contain convection currents?
9. The supercontinent that included all land masses on earth
10. It is totally liquid
11. Earhquakes takes place on
12. Layer of hot, molten lava & iron and nickel
13. Which layer of the Earth is the thinnest?
14. A mid-ocean ridge is .....
15. The Aleutian Islands are an example of
16. What is the thickest layer?
17. How are earthquakes caused?
18. What is the portion of the system of Earth that includes Earth's interior, rocks and minerals, landforms, and the processes that shape Earth's surface?
19. Tectonic plates is the theory that plates and their movements affect many geologic structures and processes.
20. What layer of the earth is made of liquid?
21. Analyze how the movement of Earth's plates can cause earthquakes.
22. Beneath the mantle is the core, a large sphere of metal that occupies Earth's center.
23. What are convection currents?
24. True or False? Soil formation is affected by many things, including climate and rock type.
25. Igneous rocks are also called: