Earthquakes Question Preview (ID: 46073)


Earthquake Review. TEACHERS: click here for quick copy question ID numbers.

The study of earthquakes
a) seismology
b) geology
c) earthquakeology
d) plate tectonics

What is a fault?
a) Movement or shaking of the ground
b) Location on the crust directly above the focus
c) energy that is released during an earthquake
d) A place where the crust is broken

At which plate boundary are earthquakes the strongest?
a) divergent
b) convergent
c) transform
d)

Why do few earthquakes happen in the Earth's mantle?
a) The mantle is not solid so pressure cannot build up.
b) The mantle is too thick for the seismic waves to travel through.
c) The mantle is not strong enough to support the plates.
d)

The place inside the Earth where rock first breaks, forming an earthquake...
a) epicenter
b) fault
c) focus
d) seismogram

How many locations do you need a reading from in order to find the epicenter of an earthquake?
a) 1
b) 2
c) 3
d) 4

The instrument that records the vibrations caused by seismic waves is called a...
a) seismic scale
b) seismic wave
c) seismogram
d) seismograph

Another name for the strength of an earthquake...
a) seismic wave
b) intensity
c) magnitude
d) aftershock

The Richter Scale measures an earthquake's _______________.
a) magnitude
b) damage
c) intensity
d) lag time

The Modified Mercalli Scale measures an earthquake's ______________.
a) magnitude
b) location
c) intensity
d) lag time

Why is the Modified Mercalli Scale not always reliable?
a) It's based on human observations and interpretations.
b) The rating scale is incomplete.
c) We can not accurately predict earthquakes.
d) The scale does not go high enough.

The tracing of an earthquake's vibrations is called...
a) a seismograph
b) a seismogram
c) a focus
d) an epicenter.

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