Alexander Graham Bell
What did he invent?
The telephone
What did he invent?
TELEGRAPH
What is the definition for "message"?
A message is a spoken or written piece of information that you send to another person or leave for them
List TWO ways that mail has been carried in the past.
PEOPLE (runners)
HORSE
When was the telegraph invented?
Over 150 years ago
What did the invention do?
The invention sent VOICE MESSAGES to people
What did the invention do?
The invention sent MESSAGES to people instantly.
What is the definition for "language"?
People of a particular country or area use a specific language to communicate and share pieces of information by writing or speaking
FACT: Email is much, much faster than regular mail. I know this because on page 14 in the book “Sending Messages” it says _______
" An email can be sent to someone on the other side of the world in an instant"
When was the telephone invented?
30 years AFTER the telegrapgh
How did the invention work?
The invention worked by sending SIGNALS over a wire so people could TALK to each other even though they were very far away.
How did the invention work?
The invention worked by sending SIGNALS over a wire.
What is the definition for the word "signal"?
A signal is a sound or an action that is made in order to give information to someone or tell them to do something.
The first mail carriers carried mail by _____
FOOT
Today, voice messages are sent through the air on________________
RADIO WAVES
What is the noun form for a person who invents something?
inventor
What was the name of the "code" used with the telegraph?
The code was named “Morse Code” and was a dot or a dash HEARD as a signal.
What is the definition for "in an instant"?
it happens immediately without having to wait.
Horses used to carry mail was called _________
The Pony Express
Over time, people developed a written language. This meant that ________________
messages could be written then sent.
What is the noun form of new type of useful machine created by an inventor?
Invention
Different patterns stood for different letters so people could __________ __________ from each other and they did not have to wait for a letter to be delivered.
READ MESSAGES
What is the definition of the word "developed"?
to design or make a new idea, product, system more advanced over a period of time
Most mail is now carried on_______________
TRUCKS AND PLANES