15.in which part of the following earth's layer does seismic waves travel fast?
A. Below the lithosphere
B.core
C.crust
D.mantie
16. Which of the following are recorded by a seismograph?
A.frequency and amplitude of seismic waves
B. speed
C.intensity and magnitude
D.pressure and strength
17. is a factor for the tectonic plates to move
A. pressure
B.heat
C.light
D.air
18. Government agency which monitors volcanic and seismic activities
A. DRRM
B. DOST
C.PHIVOLCS
D.DENR
19. Compression waves propagate and travel faster through
A.gas
B. liquid
C. air
D.solid
20.It has both the dip slip and strike slip movement
A. strike slip
B. oblique slip
C.shear
D. dip slip
21. A seismologist is a person who is studying
A. rocks
B. earthquake
C.volcano
D.planets
22. The Philippines is prone to earthquakes because it is located along
A.equator
B. Pacific ocean
C.Pacific ring of fire
D.north pole
23.Structures that we can identify,but which do not have earthquake.
A. active faults
B.inactive fault
C.reactivated fault
D.block fault
24.A big wave produced by earthquakes that originates under the sea is known as
A.tidal wave
B.flood
C.hurricane
D.tsunami
25. When an earthquake strikes where would the shaking be greater?
A. At the epicenter
B. focus
C.away from the epicenter
D.fault
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Answer:
15.c
16.a
17.d
18b
19b
20c
21a
22c
23b
24a
25c