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15 questions
1. If you visit a place in the Pacific known to be along converging plates, which of these should you NOT expect to see?
a. active volcanoes
b. mountain ranges
c. rift valleys
d. volcanic islands
2. You are an oceanographer and want to map the ocean floor on the east coast of the Philippines. As you do your study, you notice that there is a portion in the ocean floor which is relatively much deeper than the rest. What most likely is that deepest part?
a. linear sea
b. oceanic ridge
c. rift valley
d. trench
3. What do you expect to find at a mid-ocean ridge?
a. relatively young rocks
b. reverse fault
c. thick accumulation of sediments
d. very ancient rocks
4. Which plate boundary is formed between the Philippine plate and the Eurasian plate?
a. convergent
b. divergent
c. reverse fault
d. transform fault
5. Which is these is false about lithospheric plates?
a. have the same thickness everywhere
b. include the crust and upper mantle
c. thickest in the mountain regions
d. vary in thickness
6. Which of the following geologic features formed in the divergent plate boundary?
A. San Andreas fault
B. Sierra Madre
C. Mt. Himalayas
D. Great Rift Valley of East Africa
7. What geologic features resulted from the collision of the two continental plates?
A. volcanic island arc
B. fault
C. mountain
D. earthquake epicenter
8. Which of the following can we expect to find at a mid-ocean ridge?
A. relatively young rocks
B. reverse fault
C. very ancient rocks.
D. thick accumulation of sediments
9. The following are the secondary effect of movement of the plates, which of the following is NOT?
A. tsunami
B. fire
C. landslide
D. earthquake
10. Why does the oceanic crust sink beneath the continental crust at then subduction zone?
A. The oceanic crust has a greater density.
B. The oceanic crust is pulled downward by Earth’s magnetic field.
C. The oceanic crust is pushed from the ridge.
D. The continental crust has a denser composition.
11. What topographic feature is formed in divergent boundary?
A. fault
B. mountain
C. rift valley
D. volcano
12. Which of the following is not a divergent plate boundary?
A. Mid-ocean ridge
B. Mt. Himalayas
C. spreading of sea floor
D. Rift Valley
13. When a convergent boundary occurs between two oceanic plates, what will happen to one of those plates?
A. The plate will subduct beneath to the other plate.
B. The plate will subduct toward to the other plate.
C. The plate will move away to the other plate.
D. The plate will move toward to the other plate.
14. What is produced in the convergence of two continental plates?
A. folded mountains
B. island arcs
C. rift valleys
D. trenches
15. What do you expect to find parallel to a trench?
a. hot spot
b. ocean ridge
c. rift valley
d. volcanic arc
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