Earthquakes Question Preview (ID: 50249)


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A fold in rock that bends upward into an arch is called a(n)
a) anticline
b) syncline
c) plateau
d) canyon

A large area of flat land elevated high above sea level is called a
a) syncline
b) plateau
c) canyon
d) fault

Which type of stress force produces reverse faults?
a) shearing
b) tension
c) compression
d) deformation

In a strike-slip fault, the rocks on either side of the fault slip past each other sideways with little
a) noise
b) shaking
c) up-or-down motion
d) movement

In a normal fault, the part of the fault that lies below the other part is called the
a) hanging wall
b) footwall
c) reverse fault
d) anticline

Which of the following can cause damage days or months after a large earthquake
a) an aftershock
b) the arrival of surface waves
c) convection
d) a tsunami

Stress that pushes a mass of rock in two opposite directions is called
a) shearing
b) tension
c) compression
d) deformation

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

The rating system that estimates the total energy released by an earthquake is called the
a) Richter scale
b) moment magnitude scale
c) mechanical seismograph scale
d) Mercalli scale

The stress force that pulls on the crust where two plates are moving apart is called
a) compression
b) strike-slip
c) tension
d) divergent

The block of rock that lies above a fault is called the
a) footwall
b) tension
c) hanging wall
d) strike slip

Shearing creates ______ faults, like the San Andreas fault in California
a) strike slip
b) tension
c) compression
d) P waves

The seismic waves that travel along Earth's surface and produce the most severe ground movements are call ________
a) S waves
b) P waves
c) Transverse waves
d) Surface waves

A seismograph uses a ______ to record the drum's vibrations
a) Pen
b) Code
c) Program
d) Magnet

The squeezing together of rocks by stress is called _______
a) shearing
b) compression
c) tension
d) strike slip

In a _______ fault the rocks on either side of the fault slip past each other sideways
a) normal
b) reverse
c) shearing
d) strike-slip

An upward fold in a rock is called a _______
a) anticline
b) plateau
c) valley
d) mountain

When earthquake occurs, _______ are the first seismic waves to arrive at a given location
a) Surface waves
b) P waves
c) S waves
d) Transverse waves

With the range of data available, geologists _______ predict exactly where and when earthquakes will occur.
a) Can
b) Can't
c) Maybe
d) Sometimes

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