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
C. intensity
B. focus
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
4. Which of the following refers to the ground above the focus?
A. epicenter
C. fracture
B. fault
D. hot spot
5. What kind of earthquake occurs when two tectonic plates move suddenly
against each other?
A. convergent
C.tectonic
B. divergent
D. volcanic
6. What do you call the large wave caused by an underwater earthquake?
A. sea-floor spread
C. volcano
B. vent
D. tsunami
7. What type of plate boundaries occur when two plates move apart from
each other?
A. convergent
C. oceanic-to-oceanic
B. divergent
D. transform
8. What type of boundary occurs when two lithospheric plates slide past
each other along transform fault?
A. convergent
C. transform
B. divergent
D. subduction zone
9. What kind of magma produces violent eruptions?
A. those rich in fluid
C. those forming shield volcano
B, those rich in iron
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​