2Q GRADE 8 SPECIAL TEST
Quiz by Rhodalia Salamat
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- Q1
Which of the following intensity scale is the most widely used?
Body Wave Magnitude Scale
Richter Scale
Moment Magnitude Scale
Modified Mercalli Scale
60sS8ES-IIa-15 - Q2
A _______ is a fracture or zone of fractures between two blocks of rock.
Users enter free textType an Answer60sS8ES-IIa-14 - Q3
A type of fault which shows both dip-slip and strike-slip motion is called ________.
strike-slip fault
oblique-slip fault
normal fault
reverse fault
60sS8ES-IIa-14 - Q4
An earthquake can occur with__________ faulting.
thrust
strike-slip
all of the above
normal
60sS8ES-IIa-14 - Q5
It is caused by a sudden slip on a fault.
Users re-arrange answers into correct orderJumble60sS8ES-IIa-14 - Q6
The Ring of Fire, also called Circum-Pacific Belt or Pacific Ring of Fire is a long horseshoe-shaped seismically active belt of earthquake epicenters, volcanoes, and tectonic plate boundaries that fringes the Pacific basin.
truefalseTrue or False30sS8ES-IIa-14 - Q7
You heard from the news that the earthquake has an energy of 7.6. Which of the following is the correct term to be used to describe the energy of 7.6?
Force
Power
Intensity
Magnitude
60sS8ES-IIa-15 - Q8
Which of the following statements does NOT explain the difference of earthquake’s magnitude and intensity?
Magnitude is written in Hindu-Arabic numerals while intensity is measured in Roman Numerals.
Magnitude is expressed using Roman Numerals while intensity is expressed using Hindu-Arabic numerals.
Magnitude measures the energy released while intensity measures the severity of shaking.
Magnitude measures size or strengths of an earthquake while Intensity documents an earthquake’s damage.
60sS8ES-IIa-15 - Q9
Focus is where slip initiated during an earthquake. At what point you can locate the focus of an earthquake?
Point C
Point A
Point A to C
Point B
30sS8ES-IIa-15 - Q10
It is an instrument used to measure the amount of energy released by an Earthquake.
Seismograph
Microscope
Seismogram
Stenograph
60sS8ES-IIa-15 - Q11
Which travels fastest, always being the first detected by seismic stations?
S- waves
Both P and S waves
Neither of the two
P-waves
60sS8ES-IIc-17 - Q12
The diagram below shows the path of which type of seismic wave through the Earth?
Primary wave
Surface wave
Secondary wave
Love wave
60sS8ES-IIc-17 - Q13
As the waves travel deeper into the mantle of the Earth, which likely to happen?
S- waves penetrate the molten mantle
S-waves are refracted
P-waves are refracted
P- waves create shadow zone
60sS8ES-IIc-17 - Q14
Shadow zone is part of the Earth that is not penetrated by which type of seismic waves?
Sound Waves
P Waves
S Waves
Body Waves
60sS8ES-IIc-17 - Q15
Which of the following DOES NOT describe the Rayleigh waves?
It has the longest duration
It produces elliptical motion
It vibrates side to side
It is most frequently felt
60sS8ES-IIc-17
