These are the most frequently used words in this book.
age
along
angle
anomaly
axis
between
boundary
called
change
component
constant
core
crust
current
data
density
depth
different
direction
distance
distribution
due
earth
earthquake
effect
energy
eq
equal
equation
example
fault
field
fig
first
flow
force
form
given
gives
gravity
heat
horizontal
however
important
increases
km
known
large
layer
lines
lithosphere
magnetic
magnetization
mantle
mass
material
may
mean
method
model
motion
normal
number
observed
ocean
oceanic
part
path
plane
planet
plate
point
polarity
pole
position
potential
rate
ray
region
relative
results
ridge
rock
rotation
seismic
small
source
stress
structure
surface
temperature
time
two
upper
value
variation
velocity
vertical
wave
zone