Flood
water
pounding
against
a
canyon
wall
and
wearing
it
down
is
an
example
of
____________________
Rain
washing
away
soil
from
a
hillside
is
an
example
of
____________________
Layers
of
sediment
forming
at
the
bottom
of
the
ocean
is
an
example
of
____________________
A
mudslide
flowing
down
a
steep
hill
is
an
example
of
____________________
Glaciers
dropping
rock
and
sand
to
form
terminal
moraines
is
an
example
of
____________________
Waves
dropping
sand
on
the
beach
is
an
example
____________________
Acid
rain
dissolving
the
surface
of
marble
statues
is
an
example
of
____________________
Deltas
forming
at
the
mouths
of
rivers
is
an
example
of
____________________
Water
getting
into
cracks
,
freezing
,
and
breaking
the
rocks
or
pavement
apart
is
an
example
of
____________________
Wind
blowing
sand
from
one
location
to
another
is
an
example
of
____________________
Wind
blasting
sand
at
rock
and
carving
out
arches
is
an
example
of
____________________
Glaciers
scraping
rocks
across
the
earth's
surface
is
an
example
of
____________________