WorksheetsEarthquake
Total questions: 10
Worksheet time: 5mins
Which of the following describes the build up and release of stress during an earthquake?
the Modified Mercalli Scale
the elastic rebound theory
the principle of superposition
travel time difference
The amount of ground displacement in a earthquake is called the ....................
epicenter
dip
slip
focus
The point where movement occurred which triggered the earthquake is the. .........
dip
epicenter
focus
strike
Which of the following sequences correctly lists the different arrivals from first to last?
P waves ... S waves Surface waves
Surface waves ... P waves S waves P
waves ... Surface waves S waves S
waves ... P waves Surface waves
How do rock particles move during the passage of a P wave through the rock?
back and forth parallel to the direction of wave travel
back and forth perpendicular to the direction of wave travel
rolling circular motion
the particles do not move
.Detailed studies of what earthquake allowed researchers to develop the elastic rebound theory?
the 1906 San Francisco earthquake
the 1964 Anchorage, Alaska earthquake
1755 Lisbon, Portugal earthquake the 1985
Mexico City earthquake
How many seismograph stations are needed to locate the epicenter of anearthquake?
1
2
3
4
Earthquakes can occur with ....................... faulting
normal
reverse
thrust
all of these
Approximately what percentage of earthquakes occur at plate boundaries?
25
50
75
90
Which type of faulting would be least likely to occur along the mid-Atlanticridge?
normal
reverse
transform
all of these could occur
