These are the most frequently used words in this book.
2000
above
across
alaska
along
anchorage
another
appear
april
arc
aurora
auroral
below
bennett
between
big
bright
century
chapman
clear
clouds
cold
color
crash
curtain
day
direction
display
down
early
earth
electrons
even
fairbanks
far
field
first
gas
hall
horizon
later
learn
left
lights
long
looking
magnetic
march
may
might
miles
moon
mount
mountain
near
new
night
north
northern
october
once
page
parks
peak
pederson
people
physicist
pilot
pole
power
rays
red
right
river
sanford
saw
scientists
see
seen
simply
since
sky
snow
solar
sometimes
south
space
still
storm
sun
thought
thousands
time
toward
two
upper
view
wind
world
years