1. What layer of the Earth is made up of tectonic plates?
a. crust
outer core
b. inner core
d. outer core
c. mantle

2. This refers to the amount of energy released by the earthquake from its origin.
a. focus
b. epicenter
c. intensity
d. magnitude

3. What is the Pacific Ring of Fire?
a. an area where crustal plates are hard
b. an area where crustal plates are weak
c. an area without crustal plates
d. an area without earthquakes

4. At what magnitude can an earthquake cause displacement of buildings and cracks on the earth's surface?
a. magnitude 4
b. magnitude 5
c. magnitude 6
d. magnitude 7

5. Where is an earthquake's epicenter found?
a. directly above the focus
b. directly below the focus
c. directly above the magnitude
d. directly below the magnitude

6. Which of the following event causes an earthquake?
a. too much hear from the sun
b. changing temperatures
c. movement of crustal plates
d. mixture of crustal plates

7. What does PHIVOLCS means?
a. Philippine Institute of Volcanology
b. Philippine Institute of valcanologists
c. philippine Institute of Volcanology and Seismology
d. Philippine Institute of Volcanologists and Seismologists

9. Which of the following refers to the ground above the focus?
a. epicenter
b. focus
c. seismology
d. volcanology

10. What is the scale used by PHIVOLCS to measure the intersity of the earthquake?
a. Reicher Scale
b. Reicter Scale
c. Richter Scale
d. Ricter Scale
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