1. Seismic Waves Terminology Boundaries/ Faults Wildcard
Eleanor M. Savko
Seismic
Waves
Terminology
Earthquakes
4/20/2019
Boundaries/
Faults
Wildcard
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2. Area where S waves are NOT detected because they can’t pass through the outer core; opposite the epicenter/focus
Eleanor M. Savko
4/20/2019

3. Eleanor M. Savko
4/20/2019
What is the shadow zone?

4. Compressional seismic body waves
Eleanor M. Savko
4/20/2019
Compressional seismic body waves

5. What are P (Primary) waves?
Eleanor M. Savko
4/20/2019
What are P (Primary) waves?

6. Seismic body wave whose motion is at right angles to the wave direction.
Eleanor M. Savko
4/20/2019

7. What are S (Secondary) waves?
Eleanor M. Savko
4/20/2019
What are S (Secondary) waves?

8. Another name(s) for surface waves.
Eleanor M. Savko
4/20/2019

9. What are Rayleigh or Love waves?
Eleanor M. Savko
4/20/2019
What are Rayleigh or Love waves?

10. The fastest seismic wave.
Eleanor M. Savko
4/20/2019
The fastest seismic wave.

11. What are P (Primary) waves?
Eleanor M. Savko
4/20/2019
What are P (Primary) waves?

12. Phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking
Eleanor M. Savko
4/20/2019

13. Eleanor M. Savko
4/20/2019
What is liquefaction?

14. Eleanor M. Savko
4/20/2019
Smaller earthquakes that follow a large earthquake; originating close to the focus of the large earthquake

15. Eleanor M. Savko
4/20/2019
What are aftershocks?

16. Eleanor M. Savko
4/20/2019
DAILY
DOUBLE!!!

17. Scale used to measure seismic intensity/damage
Eleanor M. Savko
4/20/2019

18. What is the Mercalli Scale?
Eleanor M. Savko
4/20/2019
What is the Mercalli Scale?

19. Scale used to reflect the amount of energy released by an earthquake.
Eleanor M. Savko
4/20/2019
Scale used to reflect the amount of energy released by an earthquake.

20. What is the Richter Scale?
Eleanor M. Savko
4/20/2019
What is the Richter Scale?

21. Relative age of rock near the mid-Atlantic Ridge
Eleanor M. Savko
4/20/2019
Relative age of rock near the mid-Atlantic Ridge

22. Eleanor M. Savko
4/20/2019
What is very young?

23. The point in Earth’s interior where energy is released
Eleanor M. Savko
4/20/2019
The point in Earth’s interior where energy is released

24. Eleanor M. Savko
4/20/2019
What is the focus?

25. The point on Earth’s surface directly above an earthquake’s focus
Eleanor M. Savko
The point on Earth’s surface directly above an earthquake’s focus
4/20/2019

26. Eleanor M. Savko
4/20/2019
What is the epicenter?

27. Instrument used to measure seismic waves
Eleanor M. Savko
4/20/2019

28. Eleanor M. Savko
4/20/2019
What is a seismograph?

29. Loma Prieta earthquake is a.k.a. _________
Eleanor M. Savko
4/20/2019
Loma Prieta earthquake is a.k.a. _________

30. What is the Quake of ’89 or the World Series Earthquake?
Eleanor M. Savko
4/20/2019

31. Eleanor M. Savko
4/20/2019
Number of seismograph station readings required to pinpoint the epicenter.

32. Eleanor M. Savko
4/20/2019
What is 3?

33. Eleanor M. Savko
4/20/2019

34. What is a subduction zone/convergent plate boundary?
Eleanor M. Savko
What is a subduction zone/convergent plate boundary?
4/20/2019

35. Eleanor M. Savko
4/20/2019
DAILY
DOUBLE!!!!

36. Eleanor M. Savko
4/20/2019

37. What is a normal fault/divergent plate boundary?
Eleanor M. Savko
4/20/2019
What is a normal fault/divergent plate boundary?

38. Eleanor M. Savko
4/20/2019

39. What is strike-slip fault/transform fault boundary?
Eleanor M. Savko
What is strike-slip fault/transform fault boundary?
4/20/2019

40. Eleanor M. Savko
4/20/2019
Mid-Atlantic Ridge

41. What is a divergent plate boundary?
Eleanor M. Savko
4/20/2019
What is a divergent plate boundary?

42. Large land mass that Wegener said existed before the continents broke apart and drifted to their present positions
Eleanor M. Savko
4/20/2019

43. Eleanor M. Savko
4/20/2019
What is
Pangaea?

44. The time difference between the P wave and S waves
Eleanor M. Savko
4/20/2019
The time difference between the P wave and S waves

45. Eleanor M. Savko
4/20/2019
What is the lag time?

46. Causes movement of tectonic plates
Eleanor M. Savko
4/20/2019
Causes movement of tectonic plates

47. What are convection currents?
Eleanor M. Savko
4/20/2019
What are convection currents?

48. Three ways heat is transferred in the geosphere.
Eleanor M. Savko
Three ways heat is transferred in the geosphere.
4/20/2019

49. What is conduction, convection and radiation?
Eleanor M. Savko
What is conduction, convection and radiation?
4/20/2019

50. Area that separates the lithosphere from the asthenosphere
Eleanor M. Savko
4/20/2019
Area that separates the lithosphere from the asthenosphere

51. What is the Moho Discontinuity?
Eleanor M. Savko
4/20/2019
What is the Moho Discontinuity?

52. Eleanor M. Savko
4/20/2019
Two Earth facts.

53. What is:
4.6 billion years old; oblate spheroid, surface is 70% water and 30% dry land?
Eleanor M. Savko
4/20/2019