Author Question: What is the most critical factor affecting the moment magnitude of an earthquake? a. shear ... (Read 85 times)

newyorker26 · **on:** Jul 13, 2018

What is the most critical factor affecting the moment magnitude of an earthquake?
a. shear strength of the displaced rock
b. surface area of the earthquake rupture
c. magnitude of the P and S waves generated
d. seismographic amplitude
e. average slip distance of the fault

Question 2

Using the Richter magnitude scale, a 3.0 magnitude earthquake releases about ____ times the energy as a 2.0 magnitude earthquake
a. 1.5
b. 2
c. 32
d. 10
e. 100