ERSC 181 Exam 3 | Score 92/100 | American Military University

Attempt Score 92/100-92%
Overall Grade (Highest Attempt) 92 /100 - 92 %




Question 1 4/ 4 points

What is the feature called where most active earthquakes (and volcanoes) are found?

the Atlantic Ring of Fire

the Arctic Ring of Fire
o the Pacific Ring of Fire

the Japan Ring of Fire


Question 2 4/ 4 points

Which of the following is a secondary hazard associated with earthquakes?

tsunami
liquefaction

seiche
@ All are secondary hazards


Question 3 4/ 4 points

If you are interested in only knowing the amount of damage caused by the earthquake, which scale would
you consult?

o) the Modified Mercalli scale
the Seismic Moment scale
the Magnitude Moment scale

, Question 4 4/ 4 points

Which of the following statement is correct?

P or primary waves are compressional waves but they only travel through solids.

'@ P or primary waves are compressional waves and travel the fastest.

P or primary waves are shear waves and travel the fastest.

P or primary waves are compressional waves and travel the slowest


Question 5 4/ 4 points

Which of the following statement is the most accurate?

Earthquakes are caused by an increase in magma pushing its way through transform boundaries.
Earthquakes are caused when water or oil penetrate into the subsurface and cause a lubricating effect.
This causes the rocks to slip.
o Earthquakes are caused when stresses on rocks are too great and the rock breaks, typically along fault
lines or plate boundaries.




Question 6 4/ 4 points

Which type of waves are compressional in nature?

3

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S

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