These are the most frequently used words in another edition of this book.
above
across
age
almost
along
america
among
anita
another
away
basin
below
between
big
california
called
came
come
continent
country
crust
day
deep
down
earth
earthquake
east
end
even
far
fault
feet
field
fifty
first
found
geologists
geology
go
gold
granite
great
high
hills
history
hundred
ice
island
know
known
lake
large
long
look
love
may
miles
million
moores
mountains
near
new
north
now
ocean
oil
old
part
people
place
plate
present
range
red
river
road
rock
san
sandstone
say
sea
see
side
south
state
surface
tectonics
ten
things
thousand
three
time
two
valley
water
went
west
world
wyoming
years