1. Write the letter of the correct answer on the line provided in each number,
1. Which of the following events can cause an earthquake?
A. changing temperature
C. movement of crustal plates
B. mixture of crustal plates
D. too much heat from the sun
2. Where does an earthquake originate?
A. epicenter
B. focus
C. intensity D. magnitude
3. What is earthquake intensity?
A. It is a measure of damage done. C. It is a measure of energy released.
B. It is a measure of seismic risk.
D. It is a measure of earthquake focus
Gintas
Maya
protin
Per
Resis
sigla
4. Which of the following refers to the ground above the focus?
A. epicenter
B. fault
C. fracture
D. hot spot
5. What kind of earthquake occurs when two tectonic plates move suddenly against each other?
A. convergent B. divergent
C. tectonic
D. volcanic
Laks
Tiyak
6. What do you call the large wave caused by an underwater earthquake?
A. sea-floor spread B. vent
C. volcano
D. tsunami
7. What type of plate boundaries occur when two plates move apart from each other?
A. convergent B. divergent
C. oceanic-to-oceanic
D. transform
8. What type of boundary occurs when two lithospheric plates slide past each other along transform
fault?
A. convergent B. divergent
C. transform
D. subduction zone
9. What kind of magma produces violent eruptions?
A. those rich in fluid B. those rich in iron C. those forming shield volcano D. those rich in silica
10. What type of volcanic eruption happened when the magma is thicker and more viscous that made
the gases difficult to escape?
A. mild
B. quiet
C. violent
D. weak
11. Considering that you and your family could be stuck in your vehicle because of an earthquake, what
is the best thing to do to prepare for this situation?
A have duplicate keys
C. store emergency supplies in your vehicle
B. check your vehicle from time to time D. always place your vehicle in an open area​