3rd quarter summative test week 1 science 8

1. Republic of the Philippines
Department of Education
REGION VI – WESTERN VISAYAS
SCHOOLS DIVISION OF NEGROS OCCIDENTAL
SUMMATIVE ASSESSMENT- WRITTEN WORK 1
EARTH SCIENCE GRADE 8- QUARTER 2
Competency:(S8ES-IIa-14 andS8ES-IIa-15) Using models or illustrations, explain how movements along
faults generate earthquakes.
Name: _________________________________ Grade & Section: _______________Score: ________
MULTIPLE CHOICE
Direction. Read and analyze the statement carefully. Choose the letter of the correct answer.
1. Which ofthe statements below DOES NOT explain the movements ofthe earth’s crust?
A. The mantle beneath the earth’s crust is believed to be a plastic material that has convection
currents.
B. Earthquakes that originate beneath the sea can produce tsunamis.
C. It seems that the earth’s crust has cracked into huge plates that move slowly due to the
convection currents in the mantle.
D. Many years ofstress on a rock may fracture it, causing one portion to slide upward or downward
with respectto the other.
2. As rupture along a fault initiates, waves ofenergy travel outward from the hypocenter in a:
A. linear fashion B. a straight-line path C. a spherical fashion D. none of the above
3. Great earthquakes, those measuring 8.0 or higher on the Richter Scale, on average, occur
A. 500 or more times annually C. 10-20 times annually
B. 100-300 times annually D. once every 5 to 10 years
4. In the following illustration what do you call location (a)?
Image lifted from sci.sdsu.edu/visualgeology
A. focus B. epicenter C. fault D. aftershock
5. Mostearthquakes occur near or along the edges ofthe
A. North American plate C. Eurasian plate
B. Earth’s oceans and lakes D. Earth’s crustal plates

2. Republic of the Philippines
Department of Education
REGION VI – WESTERN VISAYAS
SCHOOLS DIVISION OF NEGROS OCCIDENTAL
SUMMATIVE ASSESSMENT- WRITTEN WORK 1
EARTH SCIENCE GRADE 8- QUARTER 2
6. The San Andreas Fault zone has formed where the edge ofthe Pacific plate is slipping
A. under the North American plate C. south along the North American plate
B. over the North American plate D. north along the North American plate
7. Which ofthe following provides evidence for plate tectonics?
A. sea-floor topography C. ocean currents
B. Coriolis effect D. atmospheric temperatures
8. The convergence oftwo continental plates would produce
A. island arcs. B. rift valleys. C. folded mountains. D. trenches.
9. ________are defined as free falling fragments of rocks from steep cliffs or slopes.
A. Rockfalls B. Toppling C. Debris avalanche D. Earthflow
10. A force that acts on a rock to change its shape or volume is called
A. stress. B. folding. C. faulting. D. liquefaction.
11. Mountain formation is known as orogenesis. Mountains can be formed through:
A. folding B. faulting C. both A & B D. none ofthe above
12. Which stress force pulls on the crust and stretches rock?
A. shearing B. tension C. liquefaction D. compression
13. What process occurs when an earthquake’s shaking turns loose soil into mud?
A. deformation B. shearing C. liquefaction D. base-isolation
14. The type ofstress force that produces a strike-slip faultis
A. compression. B. shearing. C. tension. D. liquefaction.
15. What type offault forms when the hanging wall moves upward pastthe footwall?
A. normal fault C. strike-slip fault
B. fault-block mountain D. reverse fault
16. A surface or narrow zone along which one side has moved relative to the other is called a/an__.
A. Fault B. Fold C. Indentation D. Uplift
17. In which tectonic environment, can you find the surface expression in the form of folding?
A. Extensional B. Compressional C. Strike slip D. All of these
18. The San Andreas Fault is an example of:
A. Normal fault C. Right lateral strike slip
B. Reverse fault D. Left lateral strike slip
19. Which is the largestsubduction earthquake?
A.1960 Chile earthquake C. 2011 Tohuku earthquake
B. 1905 Kangra earthquake D. 2004 Sumatra-Andaman earthquake
20. Surface along which the block ofrock slips is called _____?
A. Fault zone B. Fault Plane C. Fault scarp D. None ofthes

3. Republic of the Philippines
Department of Education
REGION VI – WESTERN VISAYAS
SCHOOLS DIVISION OF NEGROS OCCIDENTAL
SUMMATIVE ASSESSMENT- WRITTEN WORK 1
EARTH SCIENCE GRADE 8- QUARTER 2
KEY ANSWER
1B 5D 9A 13C 17B
2C 6D 10A 14B 18C
3C 7A 11C 15D 19A
4B 8C 12B 16A 20B

4. Republic of the Philippines
Department of Education
REGION VI – WESTERN VISAYAS
SCHOOLS DIVISION OF NEGROS OCCIDENTAL
SUMMATIVE ASSESSMENT- WRITTEN WORK 1
EARTH SCIENCE GRADE 8- QUARTER 2
TABLE OF SPECIFICATION
Most Essential Learning
Competencies
Number
of Days
Percentage
Number
of Items
Item Location
Easy (60%)
Average
(30%)
Difficult (10%)
Re
me
mb
er
Und
erst
and
A
p
pl
y
Ana
lyze
Eva
luat
e
Cre
ate
Using models or
illustrations, explain
how movements
along faults
generate
earthquakes.
(S8ES-IIa-14)
Describe the appearance
of a fault and how it is
formed.
1.5 30% 6
4,17 15 16 20 6
Explain how faults
generate earthquakes
2 40% 8
1,10,
11,
12, 14
5 18 19
Explain the effectof
bending ofrocks along
faults.
1.5 30% 6 13, 9 2, 7 3 8
Total 5 100% 20 9 4 2 3 2