EARTHQUAKE v2

Where do severe damages of an earthquake likely occur?

• A. crust

• B. epicenter

• C. fault

• D. focus

Which refers to the record made by seismograph?

• A. Intensity

• B. Magnitude

• C. Seismogram

• D. Spectrogram

How is intensity related to magnitude when an earthquake occurs?

• A. more damaged, lesser energy

• B. more damaged, greater energy

• C. less damaged, greater energy

• D. cannot be determined

Which of the following scales is NOT used in determining the effects of an earthquake?

• A. Richter Scale

• B. Rossi - Forel Scale

• C. Mohs’ Scale

• D. PHILVOCS Earthquake Intensity Scale

Which explains a greater magnitude?

• A. greater amount of energy released

• B. greater amount of energy absorbed

• C. lesser amount of energy released

• D. lesser amount of energy absorbed

What happens to the intensity of an earthquake as you go away from the focus?

• A. decreases

• B. increases

• C. does not change

• D. remains the same

Where does earthquake originate?

• A. crust

• B. epicenter

• C. fault

• D. focus

Eurey was peacefully eating dinner when suddenly he felt an earthquake which shaking

was like a heavy truck passing by. What is the intensity scale of the earthquake?

• A. II

• B. IV

• C. VI

• D. VIII

Which of the following statements describes a focus and epicenter? The __________

• A. fault fractures at the epicenter and breaks to the focus

• B. focus point at surface of the epicenter is directly above the fault line

• C. epicenter is directly above the focus where the earthquake originates

• D. earthquake starts at the raptured surface that extends to the epicenter down to

  focus

What is the highest possible damage in the PHIVOLCS Earthquake Intensity Scale?

• A. I

• B. V

• C. VIII

• D. X