1. What do you call the point in Earth's interior where the energy released of an earthquake occurs?
A. Fault
B. Focus
C. Intersity
D. Magnitude
2. What do you call a break in rocks where significant movement has taken place?
A Fault
B. Focus
C. Intersity
D. Magnitude
3. How does focus differ from epicenter?
A. Epicenter refers to the point where the earthquake originates while focus is the point above the epidenter.
B. Focus is a break from Earth's crust while epicenter is the energy released by an earthquake.
C. Focus refers to the point where the earthquake originates while epicenter is the point above the focus.
D. Focus refers to the damaged caused by the earthquake while epicenter is the break of the Earth's surface.
4. What service institute of the Department of Science and Technology is responsible for monitoring and mitigation of volcanic eruptions, earthquakes and tsunami?
A. DENR
B. PAGASA
C. PEIS
D. PHIVOLCS
5. What is referred to as the strength of an earthquake?
A. Fault
B. Focus
C. Intersity
D. Magnitude
6. What refers to the amount of damage an earthquake as come to homes and buildings?
A. Fault
B. Focus
C. Intersity
D. Magnitude
7. When the force of rocks is great enough, they break, producing vibrations called _________.
A. Earthquake
B. Faults
C. Strain
D. Stress
8. If Earthquake is away from the epicenter, the intersity is ____________.
A. High
B. Less
C. Equal to the shaking felt near the epicenter
D. Not observable
9. What do you call a fault that has moved in the past and is expected to move again?
A. Fault
B. Inactive
C. Normal Fault
D. Side Fault
10. The following situations decribe a very destructive earthquake, EXCEPT:
A. People are panicking
B. Trees are violently shaking
C. Small balanced objects are disturbed slight
D. Fault ruptures may be observed
11. When an earthquake occurs, where do vibrations or seismic waves start before it will travel in all directions?
A. Epicenter
B. Fault line
C. Focus or hypocenter
D. Fault
12. What scale is used determining the magnitude of an earthquake?
A. Richter Magnitude Scale
B. PHILVOLCS Magnitude Scale
C. Charles Richter Magnitude Scale
D, Intersity Scale
13.What is special instrument thay records seismic waves created by an earthquake?
A. Magnitude
B. Magnitude scale
C. Seismic waves
D. Seismograph
14. What makes the ground move during earthquake?
A. Friction between the rocks
B. Fault lines on the earth's crust
C. Energy from the inside the earth is released
D. Earth's ring of fire
15. Which of the following descriptions is correct if the intersity of the earthquake is at level 1?
A. people don't feel earthquake
B. building and bridges collapse
C. poor buildings collapse
D. people dont feel the shaking and windows rattle
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