Earth Science Ch 2 A: Question Preview (ID: 6211)

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Stress that pushes a mass of rock in two opposite directions is called
a) shearing b) tension c) compression d) deformation
In a normal fault, the part of the fault that lies below the other part is called the
a) hanging wall b) reverse fault c) footwall d) anticline
Which type of stress force produces reverse faults?
a) shearing b) tension c) compression d) deformation
The land between two normal faults moves upward to form a
a) fold b) syncline c) hanging wall d) fault-block mountain
A fold in rock that bends upward into an arch is called a(n)
a) anticline b) syncline c) plateau d) canyon
The point beneath Earth’s surface where rock breaks under stress and triggers an earthquake is called the
a) syncline b) footwall c) epicenter d) 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
a) S waves b) P waves c) Surface waves d) Mercalli waves
S waves are also known as
a) primary waves b) secondary waves c) surface waves d) focus waves
What does a seismograph record?
a) the Mercalli scale rating for an earthquake b) the speed of seismic waves c) the ground movements caused by seismic waves d) the location of the epicenter
Which of the following can cause damage days or months after a large earthquake?
a) the arrival of surface waves. b) liquefaction. c) a tsunami d) an aftershock
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