Activity
36
I
Block
Decades ago it was difficult to detect sources
natural resources or identify risks, as it was necessary
view information on different maps and several scale
the. Currently, through the Information Systems
geographic (
THEMSELVES
) Is possible to approach many places
through large scales that allow even capture streets,
monuments, rivers or volcanoes.
The
THEMSELVES
can display information in layers with di-
ferent issues that overlap in a base map;
this technology is very useful to develop the difference
ent types of analysis and make the necessary projections
to prevent risk situations.
Investigate the name of an apparatus containing
a receiver
GPS
and what is its utility.
As a group, discuss whether it is important to have a
GPS
Y
what would use.
E
Receiver
GPS
determines
cas geographical coordinates anywhere
of the earth's surface, even located
fi xed or moving objects.
E
He
THEMSELVES
ir al Examen
