VALDIVIA, CHILE EARTHQUAKE 1960 On May 22nd, 1960 the most powerful earthquake that has ever been recorded in our modern history struck Valdivia, Chile. The earthquake is often also referred to as the great Chilean earthquake, not just because of the magnitude of the earthquake but also for the impact on lives lost and economic damage. The following websites are provided as reference for answering Questions #40-46 relating to the 1960 Valdivia, Chile earthquake. QUESTION 40) The 1960 Valdivia, Chile was measured as a “M9.5”- What Earthquake measurement scale is refered to in this measurement? A) Rossi-Forel Scale B) Modified Mercalli Intensity Scale C) Richter Scale D) Torino Scale E) Moment Magnitude Scale QUESTION 41) Name the two tectonic plates that resulted in the 1960 Valdivia, Chile earthquake? QUESTION 42) What type of plate tectonic boundary is found near the location of the 1960 Valdivia, Chile Earthquake? A) Divergent B) Convergent (Oceanic - oceanic) C) Convergent (Continental – oceanic) D) Convergent (Continental-continental) E) Transform fault
VALDIVIA, CHILE EARTHQUAKE 1960
On May 22nd, 1960 the most powerful earthquake that has ever been recorded in our modern history struck Valdivia, Chile. The earthquake is often also referred to as the great Chilean earthquake, not just because of the magnitude of the earthquake but also for the impact on lives lost and economic damage. The following websites are provided as reference for answering Questions #40-46 relating to the 1960 Valdivia, Chile earthquake.
QUESTION 40) The 1960 Valdivia, Chile was measured as a “M9.5”- What Earthquake measurement scale is refered to in this measurement? A) Rossi-Forel Scale B) Modified Mercalli Intensity Scale C) Richter Scale D) Torino Scale E) Moment Magnitude Scale
QUESTION 41) Name the two tectonic plates that resulted in the 1960 Valdivia, Chile earthquake?
QUESTION 42) What type of plate tectonic boundary is found near the location of the 1960 Valdivia, Chile Earthquake? A) Divergent B) Convergent (Oceanic - oceanic) C) Convergent (Continental – oceanic) D) Convergent (Continental-continental) E) Transform fault
QUESTION 43) The region near Valdivia, Chile is still tectonically active, for example, experiencing earthquake(s) even in the past few months? TRUE or FALSE
QUESTION 44) The 1960 Valdivia, Chile was felt at a magnitude of IX in Concepcion, Chile. Using information provided at the USGS website (Below) explain how Concepcion, Chile was (specifically) affected by the Earthquake using the USGS version of the Modified Mercalli intensity scale: https://www.usgs.gov/natural-hazards/earthquake-hazards/science/modifiedmercalli-intensity-scale?qt science_center_objects=0#qt-science_center_objects
A. Felt by all, many frightened.
B. Considerable damage in poorly built or badly designed structures.
C. Some dishes, windows broken. Unstable objects overturned.
D. Fall of chimneys, factory stacks, columns, monuments, walls.
E. Well-designed frame structures thrown out of plumb
F. Standing motor cars may rock slightly. Vibrations similar to the passing of a truck.
G. Most masonry and frame structures destroyed with foundations
QUESTION 45) The 1960 Valdivia, Chile Earthquake also resulted in the following natural disasters. A) Landslide B) Tsunami C) Volcanic eruption D) Meteorite Impact E) Flooding F) Wildfires G) All of the above H) Only A), B), C), E) I) Only A), B), C) J) None of the above
QUESTION 46) The 1960 Valdivia, Chile earthquake also generated a subsequent tsunami. Describe the effects of the tsunami in Hawaii. In your description explain how soon after the earthquake the tsunami ‘hit’ Hawaii, the estimated loss of life and at least one description of damages that occurred.
Use these links for help:
Earthquake measurement scales – USGS FAQ’s (n.d.).
Retrieved from https://www.usgs.gov/faqs/how-are-earthquakes-recorded-how-are-earthquakesmeasured-how-magnitude-earthquake-determined?qt-news_science_products=0#qtnews_science_products
Articles regarding the 1960 Valdivia, Chile Earthquake (n.d.).
Retrieved from https://earthquake.usgs.gov/earthquakes/eventpage/official19600522191120_30/imp act (n.d.).
Retrieved from https://www.nationalgeographic.org/thisday/may22/valdivia-earthquake-strikeschile/#:~:text=The%20earthquake%20that%20struck%20near,about%202%20million %20people%20homeless.&text=The%20Valdivia%20earthquake%20left%20two,3% 2C000%2C%20and%20killed%20approximately%201%2C655. (n.d.).
Retrieved from https://en.wikipedia.org/wiki/1960_Valdivia_earthquake (n.d.).
Retrieved from https://www.britannica.com/event/Chile-earthquake-of-1960 (n.d.).
Retrieved from https://www.npr.org/2016/08/29/490239181/when-the-biggest-earthquake-everrecorded-hit-chile-it-rocked-the-world (n.d.).
Retrieved from https://www.ncei.noaa.gov/news/day-1960-chilean-earthquake-and-tsunami
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