12. What are the two ways by which earthquake could be described?

A. Force and energy
B. Magnitude and intensity
C. Magnitude and direction
D. Faults and Stress
.
13. Which of the following measures the strength of shaking produced by the earthquake as observed by people at a certain location?

A. Focus
B. Intensity
C. Epicenter
D. Magnitude

14.What is the instrument used to measure the magnitude of an earthquake?

A. Modified Mercalli intensity Scale
B. Earthquake Intensity Scale
C. Intensity Magnitude Scale
D. Richter Magnitude Scale

15. Which of the following does not describe the earthquake intensity ?

A. It measures the strength of shaking produced by the earthquake at a certain location.
B. Is determined from effects on people, human structures, and the natural environment.
C. Measures the energy released at the source of the earthquake
D. It is written in Roman numeral form. ccurrence of which the to the foot wall vhich the otwall block ast each other hich the he foot wall​