The first means of communication: smoke signals

1. Members:
Ana Echeverrìa # 5
Dayana Lòpez #18
Natalia Ramírez #23
Sasha Sánchez # 27
11-C
THE SMOKE SIGNALS

2. The smoke signals
were one of the first
communication
methods of the
humanity.

3. It consisted of
making a fire and
control the
sequence the
output stream of
smoke with leave
to transmit a
message.

4. Only can be
perfomed in open
areas and
ranches dry.This
mean can help in
the ocean,desert.

5. You could not use it
when it rains or these
is a lot of breeze. Not
all people are not able
to the smoke signals
because it is difficult
to fire and are
primitive.