Seismicity recap quiz!

1. When an earthquake happens, the point at which the pressure release occurs is known as the...........

2. The point immediately above on the Earth’s surface is called the..............

3. The depth of the ........... is significant and three broad categories of earthquake are recognised. These are:

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4. .................. .............. radiate from the focus.

5. There are three types of ................ ...........These are:---

6. The most powerful earthquakes are normally associated with ............................. margins.

7. The San Andreas fault in California is a well known ........................ margin.

8. The primary (initial) effect of an earthquake is .............

9. Secondary effects of earthquakes include:---- (Pick 4)

Prediction

10. Methods used to try to detect an imminent earthquake include:

----(Name four)

Protection

11. How can governments/authorities reduce the potential damage of earthquakes?

----(Name four methods)

Case studies

12. Name one reason for the high death toll following the Sichuan earthquake. (China, 2008)

13. Why was it difficult to begin a rescue/recovery operation after the Sichuan earthquake?

14. Suggest three reasons why the Great Sumatra-Andaman Earthquake was particularly devastating.

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15. Name a factor that contributed to the high death toll following the Haiti earthquake (2010).

16. Suggest two reasons why there was fairly limited damage and no deaths after the 2010 Canterbury earthquake (New Zealand).

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17. Suggest three significant points about the Japanese earthquake and tsunami of 2011.

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18. Name five factors that influence the severity of the impacts of an earthquake.

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