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Earth Science 101 Practice Test: Earthquakes and Earth's Interior
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Earth Science 101 Practice Test: Earthquakes and Earth's Interior
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25 Questions

1. Which one of the following statements about the crust is NOT true?
2. ________ refers to the tendency for a foundation material to lose its internal cohesion and fail mechanically during earthquake shaking.
3. The lithosphere is defined as ________.
4. Which one of the following best characterizes tsunamis?
5. The distance between a seismological recording station and the earthquake source is determined from the ________.
6. The mechanism by which rocks store and eventually release energy in the form of an earthquake is termed ________.
7. The Richter magnitude of an earthquake is determined from the ________.
8. The asthenosphere is located ________.
9. The elastic rebound theory for the origin of earthquakes was first proposed by ________ following the ________ earthquake.
10. The average composition of the oceanic crust is thought to approximate that of ________.
11. When an earthquake occurs, energy radiates in all directions from its source. The source is also referred to as the ________.
12. The position on Earth's surface directly above the earthquake source is called the ________.
13. Approximately how much more energy is released in a 6.5 Richter magnitude earthquake than in one with magnitude 5.5?
14. The record of an earthquake obtained from a seismic instrument is a(n) ________.
15. The Mercalli Scale is a scale from ________.
16. ________ is the maximum possible damage designation on the Mercalli scale.
17. The dense core of Earth is thought to consist predominantly of ________.
18. ________ have the highest velocities.
19. The Earth's magnetic field originates by ________.
20. Most of our knowledge about Earth's interior comes from ________.
21. Which one of the following statements is correct?
22. The ________ earthquake was accompanied by extensive fire damage.
23. The ________ magnitude scale is a measure of the energy released. It does not directly measure the extent of building damage.
24. Overall, this type of seismic wave is the most destructive.
25. The instrument that records earthquake waves is termed a ________.