SCIENCE6 Q4 W2 (EARTHQUAKE & VOLCANIC ERUPTIONS)

Which is NOT caused by an earthquake?

• A. Occurrence of tsunami

• B. Formation of new rocks

• C. Incidence of landslides and mudslides

• D. Destruction of old and weak structures

When is an area surrounding a volcano NOT considered a

danger area?

• A. stable and far from the crater

• B. might experience landslides

• C. might be buried in lava

• D. might experience a range of earthquake shocks

This refers to the amount of energy released by an earthquake

from its focus.

• A. Intensity

• B. Magnitude

• C. Epicenter

• D. Focus

How will you keep yourself safe during calamities?

• A. Disregard the precautionary measures

• B. Follow the precautionary measures

• C. Ignore the precautionary measures

• D. Both a and c

Which of the following event causes an earthquake?

• A. changing temperature

• B. too much heat from the sun

• C. mixture of crustal plates

• D. movement of crustal plates

Where does an earthquake originate?

• A. Epicenter

• B. Focus

• C. intensity

• D. Magnitude

What kind of volcanic eruption when there is a large amount of

pyroclastic are ejected by the volcano into the air?

• A. Quiet eruption

• B. Nonexplosive eruption

• C. Explosive eruption

• D. None of the above

Which of the following event causes an earthquake?

• A. Mixture of crustal plates

• B. Too much heat from the sun

• C. Movement of crustal plates

• D. Changing temperatures

What does PHIVOLCS mean?

• A. Philippine Institute of Volcanology

• B. Philippine Institute of Volcanologists

• C. Philippine Institute of Volcanology and Seismology

• D. Philippine Institute of Volcanologists and Seismologists

At what magnitude can an earthquake cause displacement

of buildings and cracks on the earth’s surface?

• A. Magnitude 5

• B. Magnitude 6

• C. Magnitude 7

• D. Magnitude 8