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Earthquakes
Earthquakes
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Earthquakes Quiz Review: Chapter 3 Lesson 1
Flashcards
20 cards
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Questions
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Answers
1
The San Andreas Fault is an example of a famous ______________ fault.
normal
tsunami
strike-slip
reverse
2
If you wanted to avoid living in an area with high risk of earthquakes, where would you live?
West Coast
Largest island of Hawaii
the Great Lakes
Southern Alaska
3
Which factor does NOT effect the speed of a seismic wave?
season of the year
chemistry of the rocks
temperature
pressure
4
Which waves travel the deepest into the Earth?
P-waves
Surface waves
S-waves
They all travel to the inner core
5
What do primary (P-waves) waves do when they hit the liquid outer core?
stop
slow down
stay the same
speed up
6
What is the point in Earth's interior where the energy release of an earthquake occurs?
focus
fault
inner core
epicenter
7
What do secondary waves do when they hit the liqui outer core?
stay the same
slow down
speed up
stop
8
How many seismographs are needed to accurately locate an earthquake's epicenter?
4
3
1
2
9
At what type of fault do rocks on either side of the fault move past each other?
reverse
strike-slip
scary
normal
10
What type of fault is happening when the rock above the fault moves upward?
reverse
normal
elastic
strike-slip
11
A break in the Earth's lithosphere is called . . .
stress
earthquake
strain
fault
12
What waves are the first to reach a seismograph after an earthquake?
tsunami
surface
primary
secondary
13
If a force applied to a fault is larger, what happens to my chances of a large earthquake?
Decreases
Becomes a negative number
Increases
Stays the Same
14
At what kind of plate boundary does a normal fault occur? (when two forces pull apart)
convergent boundary - two plates are coming together
divergent boundary - two plates are moving apart
convergent boundary - two plates are moving apart
divergent boundary - two plates are coming closer together
15
What are the most destructive seismic waves called?
primary waves
surface waves
secondary waves
P-waves
16
Which scale is used to measure the magnitude or the amount of ground motion in an earthquake?
Richter scale
elastic limit
moho discontinuity
modified Mercalli scale
17
Which scale is used to classify an earthquake based on degree of destruction?
moment magnitude scale
Modified Mercalli scale
Richter scale
all of the above
18
If the primary, secondary and surface waves are farther apart, the epicenter is ______________.
weaker
stronger
closer
farther away
19
Where do most earthquakes NOT occur?
plate boundaries
center of continents
edges of continents
oceans
20
Which movement of two blocks of rock along a fault causes an earthquake?
moving toward each other
any of the above
sliding horizontally past each other
pulling away from each other