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17 questions
What is the shaking and trembling that results from the movement of rock beneath Earth's surface
epicenter
earthquake
richter
seismograph
_____________________ is the stress that pushes a mass of rock in two opposite directions.
compression
tension
shearing
faults
An ____________________ can cause damage days or months after a large earthquake.
aftershock
fault
epicenter
focus
In a ____________ fault the foot-wall is the part of the fault that lies below the other part. It is the type of fault that is caused by tension.
shearing
normal
reverse
strike-slip
In a __________________ , the rocks on either side of the fault slip past each other sideways with little up-or-down motion.
normal fault
reverse fault
strike-slip fault
compressions
What type of stress force produces reverse faults?
strike-slip
compression
tension
focus
The stress force that pulls on the crust where two plates are moving apart is called ________________.
compression
tension
shearing
fault
A ________________ uses a pen to record the drum’s vibrations.
seismograph
P wave
S wave
Mercalli Scale
The type of seismic waves that arrive at the surface first and move by compressing and expanding the ground like an accordion are called __________ waves.
P
S
E
A
In a ____________________the rocks on either side of the fault slip past each other sideways.
reverse fault
normal fault
strike-slip
The epicenter is above the ______________.
focus
P wave
S wave
fault
A large area of flat land elevated high above sea level is called a ___________________.
mountain
plateau
Block fault
valley
_________________ creates strike-slip faults, like the San Andreas fault in California.
compression
shearing
tension
faults
The rating system that estimates the total energy released by an earthquake is called the _________________________.
Moment Magnitude Scale
Richter Scale
Modified Mercalli Scale
Earth Magnitude Scale
Two normal faults can form a ___________________ fault mountain range
Block
Tension
Anticline
Syncline
A fold in rock that bends upward into an arch is called______________.
syncline
mountain
anticline
reverse
The point beneath Earth’s surface where rock breaks under stress and triggers an earthquake is called the ________________.
focus
epicenter
footwall
syncline
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