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This
chapter
describes
how
to
set
a
scale
and
measure
distances
and
areas
on
satellite
images.
Using
ImageJ,
a
freely
available
image
analysis
program
that
runs
on
most
operating
systems,
users
set
the
spatial
calibration
of
an
image,
then
select
and
measure
distances
and
areas
on
it.
The
measurement
results
are
reported
in
real-world
units.
The
technique
is
most
useful
and
accurate
for
nadir
view
...
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Choosing & Using this resource...
Educational standards associated with this resource:
National Science Education Standards (NSES), National Geography Standards: Read
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