1) Which of the following events can cause an earthquake?
A. changing temperature
C. movement of crustal plates
D. too much heat from the sun
B. mixture of crustal plates

(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.
B. It is a measure of seismic risk.
C. It is a measure of energy released.
D. It is a measure of earthquake focus the ground above the focus

(4) Which of the following refers to?
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
D. volcanic
B. divergent

(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
D. transform
B. divergent

(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
D. those rich in silica
B. those rich in iron

10) What type of volcanic eruption happened when the magma is thicker and more viscous that made the gases difficult to escape?
A. mild C. violent B. quiet D. weak​