History Term 4 Flashcards
What does it mean to communicate
To send a message
What is language
The way we speak. People use language to say things to each other
How many languages are there in the world
7000
What are symbols
Symbols are pictures, shapes or letters that communicate a message
What do some people do to communicate
The draw pictures or paint paintings
What is the oldest kind of communication we can see
Art
What is a very old form of communication
Singing
When do people sing songs
When they are happy, sad or excited
What can communicate a message with songs
the words and the tune
What other way is there to communicate your feelings
By dancing
Why do people dance
Some people dance as part of their religion and others dance when they want to communicate without words
What are ancestors
Relatives from long ago
Who were the first people to live in South africa
The San people
How did the San hunter-gatherers live by
The lived by hunting wild animals and by collecting wild fruits and vegetables
What does the San languages contain
They contain many click sounds
What do we use to show click sounds in the San languages
We use symbols
How can we learn about the san people
We can study their art.
What did San artist do
They painted pictures on the rock shelters where they lived
What is dancing a part of for san people
It is part of their life and their religion.
What did some people think about san dancing
They believed the san danced to connect with the spirits of their ancestors
What ways did the san use to communicate
The used language, picture and dancing
How do we send letters today
By airmail (Letter go on a plane)
What does the postal system do
They send messages and letters.
How did people deliver messages at first
They walked or ran to deliver messages
What did people use to deliver messages faster
They used animals
What was the pony express
It was riders on horses that carried letters across america
What was the first air mail
It was a message tied to a pigeon’s foot
What did people have to do before they could send a letter
They had to buy postage stamps and stick them on a letter
What did the post office use the money for that they got to sell stamps
They used it to send the letters.
What are earphones
It is little speakers that cover people’s ears so they can hear messages
What is entertainment
Things people do for fun and relaxation
What does transmit mean
to send a message using a machine
Why did people listen to the radio
It was a form of communication
What could the first radio do
Only transmit radio signals and not sound
What is a wireless telegraph
It is when a message is communicated without wires
What was the first use of radio signals
It was to communicate with ships.
What do we use the radio for
Entertainment Music Stories News Education
What is a typewriter
It is a small machine that people use to write printed words on a piece of paper
What was the first type writer used for
To help blind people write letter
What could typewrites do
It could make more than 1 copy
What could some early typewriters only do
They could only type in capital letters
What happened when you typed the wrong letters
You had to cross it out or erase the letter on the paper and type again,
What is a telegraph
It was a way of sending a message along a wire. It sent electric signals instead of words
Who invented Morse code
Samuel Morse
What is Morse code
It’s an electrical signal that represented letters
What did the telephone allow us to do
It allowed us to send voice messages along wires
What are public phones
People use to pay to use phones in public places.
How did the telephone change our lives
It made communication easier and quicker
People could phone emergency numbers
Telephones helped business people
How big was the first camera
As big as a room
How long were photos black and white
For 50 years
What changes did the camera make
Newspapers could show photos of things that happened
People saw photos of important people
Advertisements used photos instead of paintings
People saw photos of different parts of the world
People took photos of themselves and their families
What is a satellite
It is objects that people put into space to pass on communication signals
How does the television communicate
It communicates through pictures and sound
When did television start in South africa
It started in 1976 and pictures were black and white
What do people pay money for for TV’s
They pay money to receive many TV stations around the world
What can the personal computer do
It can type letters It can store information It can connect to the internet It can send email messages It can play games and music
What is the internet
It is a way of connecting lots of information all over the world
What does the internet use
It uses landlines, satellites and cellphones to connect to computers
What is email
It is a way of sending messages over the internet
How long does it take to send emails from 1 computer to another
Less than a second
What can modern cellphones do
They can make calls they can send text messages (SMS) They can take photos They can connect to the internet They can play music
