How did people communicate in the past?
They used smoke signals to communicate in the past.
People sent smoke ______ to others far away from them.
signals
Where did people put towers?
on hills and mountains
Smoke signals ________ news from one tower after another.
delivered
Sometimes smoke towers were used to _____ of danger!
warn
________ show that people all over the world used smoke signals.
Records
In korea, what did smoke from one tower mean?
Smoke from one tower meant all is well(good).
What did smoke from 2 towers mean?
It meant danger.
Why did Korea use smoke signals?
It was a fast and easy way to communicate.
One __________ in using the smoke signal system was that it was hard to see on rainy days.
drawback, disadvantage, con, negative , problem
What did koreans use instead of smoke signals on rainy days?
They used messengers to send messages.
What certain animal did people use to communicate?
They used pigeons. 비둘기
What makes pigeons good messengers?
They are great at finding their way home.
What did people train pigeons to do?
They trained pigeons to deliver letters.
Where did a trainer attach the letter?
They attached a letter to the leg of a pigeon.
What was the pigeon system called?
It was called Pigeon Post.
