Earthquakes Quiz_ 2023FL GEOL-1403-86009
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School
Tarrant County College, Fort Worth *
*We aren’t endorsed by this school
Course
1403
Subject
Geology
Date
Dec 6, 2023
Type
Pages
8
Uploaded by CaptainNightingale2524
Earthquakes Quiz
Due
Oct 30 at 11:59pm
Points
20
Questions
20
Time Limit
None
Allowed Attempts
2
Attempt History
Attempt
Time
Score
LATEST
Attempt 1
30 minutes
15 out of 20
Score for this attempt: 15
out of 20
Submitted Oct 2 at 10:15am
This attempt took 30 minutes.
Take the Quiz Again
0 / 1 pts
Question 1
An earthquake of magnitude 7.0 has an amplitude ____________________
times as large and releases ____________________ times as much energy,
respectively, as a magnitude 6.0 earthquake.
10, 30
You Answered
You Answered
orrect Answers
orrect Answers
ten, thirty 1 / 1 pts
Question 2
The type of building construction and population density in the area of an
earthquake are factors that can affect the intensity on the Modified Mercalli
Intensity Scale.
True Correct!
Correct!
False 1 / 1 pts
Question 3
Aftershocks do not cause much damage.
True False Correct!
Correct!
1 / 1 pts
Question 4
The major discontinuity that occurs at a depth of 2,900 km below Earth's
surface is the:
low-velocity zone. Moho. inner core-outer core transition. core-mantle boundary. Correct!
Correct!
none of the above 0 / 1 pts
Question 5
The two major types of seismic waves are ____________________ waves
and ____________________ waves.
body, surface
You Answered
You Answered
orrect Answers
orrect Answers
surface, body 1 / 1 pts
Question 6
The name of the point on Earth's surface vertically above the hypocenter is
the ____________________.
epicenter
Correct!
Correct!
orrect Answers
orrect Answers
epicenter 1 / 1 pts
Question 7
The focus of the most destructive earthquakes is almost always:
shallow. Correct!
Correct!
intermediate. deep. internediate and deep. shallow, intermediate, or deep. 1 / 1 pts
Question 8
The study of earthquakes is called ____________________.
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seismology
Correct!
Correct!
orrect Answers
orrect Answers
seismology 1 / 1 pts
Question 9
The composition of the mantle is:
peridotite. Correct!
Correct!
basalt. granite. iron. iron and nickel metal. 1 / 1 pts
Question 10
The temperature range at the base of the crust is:
100 to 250
°
C.
250 to 550
°
C.
500 to 800
°
C.
800 to 1,200
°
C.
Correct!
Correct!
1,000 to 1500
°
.
0 / 1 pts
Question 11
Only 5% of all earthquakes occur within the:
Mediterranean-Asiatic belt. You Answered
You Answered
circum-Mediterranean belt. interiors of plates and mid-oceanic ridges. orrect Answer
orrect Answer
passive margins of continents and mid-oceanic ridges. shields of continents and mid-oceanic ridges. 1 / 1 pts
Question 12
The S-wave shadow zone indicates that S-waves cannot be transmitted
through the mantle.
True False Correct!
Correct!
1 / 1 pts
Question 13
The composition of the core is:
peridotite. basalt. granite.
iron. iron and nickel metal. Correct!
Correct!
1 / 1 pts
Question 14
The velocities of P- and S-waves are determined by these two properties of
the material they are passing through: ____________________ and
____________________.
density, elasticity
Correct!
Correct!
orrect Answers
orrect Answers
density, elasticity elasticity, density 1 / 1 pts
Question 15
When "the big one" hits Southern California, Los Angeles is likely to slip into
the ocean.
True False Correct!
Correct!
0 / 1 pts
Question 16
The name of the location within Earth where earthquakes originate is the
____________________.
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focus
You Answered
You Answered
orrect Answers
orrect Answers
focus, or hypocenter 1 / 1 pts
Question 17
The most damage from the 1906 San Francisco earthquake was caused by:
fire. Correct!
Correct!
a tsunami. ground shaking. cracks opening up. landslides. 1 / 1 pts
Question 18
The percentage of all earthquakes that occur along a plate boundary is
nearly:
100%. 95%. Correct!
Correct!
80%. 55%. 25%.
1 / 1 pts
Question 19
We know that the mantle is not molten because P-waves can travel through
it.
True False Correct!
Correct!
0 / 1 pts
Question 20
The fastest seismic waves, which can travel through solids, liquids, and
gases, are ____________________ waves.
P-waves You Answered
You Answered
orrect Answers
orrect Answers
P/primary Quiz Score: 15
out of 20