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Basalt
Type of Rock that makes up the ocean floor
Seismograph
an instrument used to decect and record seismic waves produced by earthquakes
crust
thin, outermost layer of the earth
Moho
boundary between the earths outermost layer (crust) and the mantle
seismic waves
shock waves produced by earthquakes that travel through the earth
inner core
solid most inner center of the earth
outer core
layers of the earth surrounding the inner core
granite
type of rock that makes up the continental crust
plasticity
ability of a solid to flow, or change shape
lithosphere
topsmost solid part of the earth, which is composed of the crust (7 major plates) and some of the mantle
mantle
layer of the earth that extends from the bottom of the crust to the outer core
asthenosphere
layer of the earth directly beneath the lithosphere and the 7 majot plates float on it
hanging wall
block of rock above the fault
stress
forces that pull and push upon the crust
shearing
stress that pushes rock in two opposite directions
compression
stress that squeezes or rocks until it folds or breaks
plateau
area of flat land elevated high above sea level
strike slip boundary
fault where rocks on either side move past each other in
OPPOSITE
directions
tension
stress that pulls or stretches rocks so that it becomes
thinner
footwall
block of rock below the fault
syncline
downward fold in rocks formed by compression
normal fault
type of fault where hanging wall slides down (tension)
reverse fault
type of fault where hanging wall slides upwards (compresion)
anticline
upwards folds in rocks formed by compression
which type of crust is 5 miles thick?
oceanic
Is the inner core as hot as the surface of the sun?
yes
T or F - contenential and ocean crust are different because they are located in different places
True
False
false
How do we know the composition of the earths interior?
seismic waves
Granite is associated with which type of crust?
contenential
Which part of the mantle is broken into 7 major plates?
Lithosphere
The mantle has how many layers?
3
Which layer is a liquid layer made of iron and nickle?
outer core
What happens to temperature and pressure as you move from the crust towards the core of the earth?
it increases in both temperature and pressure
Th amount of space an object occupys is?
volume
A force that acts on a rock to change its shape or volume is called?
stress
The 3 types of stress are?
tension, compression and shearing
T or F The force that raises a mountain can also uplift a plateau.
True
False
true
A rubber band being streched to the point of breaking is what kind of stress?
tension
Is the hanging wall above or below the fault line?
above
Which fault results in horozontal movement?
strike slip
The rocky mountains were formed by which fault?
reverse
Tension causes the hanging wall to slip in what direction?
downward
The San Andreas Fault is the most famous____________.
strike slip fault
Which type of fault results in mountain building?
normal and reverse
What is the stress that causes the hanging wall to slip upwards?
compression
In a normal fault the hanging wall moves_________.
down
Author
faithparker
ID
72079
Card Set
Science
Description
Interior Earth, Forces and Faults
Updated
2011-03-10T18:47:34Z
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