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WorksheetsEarthquakes - Chapter 12
Total questions: 23
Worksheet time: 12mins
Stress that pushes a mass of rock in two opposite directions is called
shearing
tension
compression
deformation
Which of the following can cause damage days or months after a large earthquake?
the arrival of surface waves
a tsunami
convection
an aftershock
In a normal fault, the part of the fault that lies below the other part is called the
hanging wall.
footwall.
anticline.
reverse fault.
In a strike-slip fault, the rocks on either side of the fault slip past each other sideways with little
noise.
up-or-down motion.
shaking.
movement.
Which type of stress force produces reverse faults?
shearing
compression
tension
deformation
A fold in rock that bends upward into an arch is called a(n)
anticline
plateau.
syncline.
canyon.
A large area of flat land elevated high above sea level is called a
syncline.
canyon.
plateau.
fault.
The point beneath Earth’s surface where rock breaks under stress and
triggers an earthquake is called the
syncline.
epicenter.
footwall.
focus.
The type of seismic waves that arrive at the surface first and move by compressing and expanding the ground like an accordion are called
S waves.
Surface waves.
P waves.
Mercalli waves.
The rating system that estimates the total energy released by an earthquake is called the
Richter scale.
moment magnitude scale.
mechanical seismograph scale.
Mercalli scale.
The stress force that pulls on the crust where two plates are moving apart is called ____________________.
compression
tension
strike-slip
shearing
The block of rock that lies above a fault is called the ____________________.
fault block
hanging wall
footwall
plateau
Shearing creates ____________________ faults, like the San Andreas fault in California.
strike-slip
normal
reverse
The seismic waves that travel along Earth’s surface and produce the most severe ground movements are called ____________________.
S-waves
surface waves
P-waves
seismic waves
A seismograph uses a _______________ to record the drum’s vibrations.
camera
brush
pen
weight
The squeezing together of rocks by stress is called_____________.
compression
Tension
Shearing
In a______________ fault, the rocks on either side of the fault slip past each other sideways.
Normal
Strike Slip
Reverse
A downward fold in a rock is called a _____________.
Syncline
Anticline
Plateau
When an earthquake occurs, ________________ are the first seismic waves to arrive at a given location.
S waves
P waves
Surface waves
On which type of boundary does the most earthquake activity occur?
convergent
divergent
transform
What type of stress is pictured in image C?
compression
tension
shearing
What type of stress is pictured in image B?
compression
tension
shearing
What type of stress is pictured in image D?
compression
tension
shearing
