Communication through Time Flashcards
What is communication?
Communication is sharing information
Name 2 ways we communicate through language
Speaking, writing, singing
Name one way of communicating without words
Dancing, drawing, painting
How do we use our bodies to communicate?
The clothes and jewellery we wear, our gestures and posture communicate without words
Name three ways the San communicated
Any three: Language, symbols, songs, art and dance
What does the San motto of South Africa ‘!ke e:/xarra//ke’ translate as?
People who are different join together
What were the San’s shell necklaces used for?
They were used to communicate which family group the wearer belonged to.
What was the person who could communicate with the San god /Kaggen called?
The shaman
How did the San people help their shaman communicate with /Kaggen?
Through a ritual dance
What was painted on rock walls to communicate that it was painted during a rain-making dance?
A large animal
What did people use long ago to send letters?
People on ships placed letters under postal stones at a port.
What do you need to send a letter today?
A stamp
Who contributed most to the development of the radio?
Mr Marconi
Why is a radio sometimes called a “wireless”?
It is called a wireless because it sends radio signals called radio waves without using wires.
What is the keyboard layout of typewriters and computers called?
QWERTY
Why was the QWERTY keyboard developed?
Typewriter keys would jam if the typist typed too quickly so the most common letters were spaced apart to slow the typist down.
Who invented the telegraph?
Samuel Morse
What is the language that telegraphs were sent in called?
Morse code
Explain why the telegraph was difficult to use.
The sender and receiver both had to know Morse code; it was difficult to correct an error; it was time consuming so only very short messages could be sent.
Who was the first man to develop a telephone that everyone could use?
Alexander Graham Bell
How does the telephone work?
The telephone sends sound waves along electrical wires
What was the first portable camera called?
The Kodak
What did early cameras use to capture photographs?
Film
How did television change the way people received news?
Television allowed people to see events as they happened live.
What does the word revolution mean?
Revolution means a big change
Who was one of the most important people of the computer revolution?
Bill Gates
True or false: Everyone could have a computer at home when computers were first invented.
False
What does the internet allow us to do?
Send and receive emails and find and share information.
Name two differences between the first cell phones and modern cell phones
The first cell phones were very big; the first cellphones could only make voice calls, modern cellphones can send messages, emails, search the internet, take photographs, listen to music and play games
Name one of the inventors of the first cell phone
Martin Cooper
True or False: Bill Gates founded Apple Computers
False. Bill Gates is the founder of Microsoft.
