Vocab
A machine that sends and receives signals through a thin wire
Telegraph
Who invented the telephone?
Alexander Graham Bell
How did the men who worked for the Pony Express carry the mail?
The men carried mailbags on horseback
uses dots and dashes to represent letters & numbers.
Morse Code
Some inventions were made by 1 person, while other inventions were made by many people
True
Something that is made for the first time
Invention
By the late 1940s, many Americans owned a television, which showed
Black and White Shows
In 1860, a group of people set up the __________, which was a mail system that carried letters between St. Joseph, Missouri and Sacramento, California.
Pony Express
Samuel Morse began to develop the telegraph after finding out his wife was sick and passed away before he could see her
False
Passing thoughts or information to others
Communicate
The telegraph and telephone helped people communicate over long distances, but this required
wires to be strung between buildings and cities.
Because of the Pony Express, mail could reach the West Coast in how many days?
10 days
Gives the person the right to be the only one making or selling an invention
patent
When was the 1st radio message sent over the Atlantic Ocean
1901
Technology
Technology is the scientific knowledge of how things work.
Name 3 ways people communicate with each other
texting, email, phone calls, video calls, facetime, TV, radio