Communication Flashcards

1
Q

Who were the first people in South Africa? How did they communicate while hunting?

A

San-gatherers. Used hand signals.

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2
Q

What is the most common form of communication?

A

Speaking words

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3
Q

Have humans always been able to speak?

A

No, initially made sounds.

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4
Q

What is one of the most important ways of communication through spoken language?

A

Stories

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5
Q

How did the San people (earliest people in SA) use written communication?

A

Painted pictures on walls of caves and they also scratched pictures on rocks in the open. These pictures are called engravings.

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6
Q

What were most of the San pictures about?

A

The religion of the San people. An important part of their religion included dance.

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7
Q

How did people in Africa teach children their history?

A

Through songs.

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8
Q

What is uhadi and when was it played?

A

A musical instrument and it was used to accompany story songs.

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9
Q

What is a umrhube?

A

(Looks like a bow) It is a musical instrument. Young women played it. To tell how they felt about life around them.

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10
Q

Who used the mbira?

A

The Shona people.

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11
Q

What did they do with the mbira?

A

They used it to communicate with their ancestors.

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12
Q

List five different ways people can communicate:

A

WhatsApp, pictures, phoning, posting letters, radio, written words/ signs, email, talking, singing, facial expressions.

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13
Q

Tell me about the post stone:

A

European sailors, in Cape Town, would want to send letters back to families in Europe. They would leave their letters under a special rock on Robben Island. A passing ship would collect them and take the letters.

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14
Q

Tell me about the mail coach.

A
  1. Farmers and runners took letters inland.
    2.in 1843 the first mail coach left Cape Town. It went as far as Swellendam. Only way to get a message inland.
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15
Q

What was the first typewriter called?

A

Writing piano

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16
Q

How did the first writing piano look?

A

It looked just like a piano. It had black and white keys.

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17
Q

How did the typewriter work

A

The stamp went onto the ink and then onto the paper when someone pushed a key.

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18
Q

Why was the QWERTY keyboard invented?

A

Keys kept jamming. So the letters that were commonly used were split up.

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19
Q

When was the Telegraph invented?

A

Early 1800s

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20
Q

Why was the Telegraph invented?

A

It allowed people to send messages along electric wires.

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21
Q

How were the messages sent?

A

Morse Code

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22
Q

What is Morse code?

A

This is the language that uses long and short signals called dashes.

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23
Q

How do you write HELP in Morse code?

A

… - - - …

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24
Q

Who invented the telephone?

A

Alexander Graham Bell

25
Who were the two men who tried to register their telephone inventions?
Alexander Graham Bell and Elisha Gray
26
Who invented the radio
Marconi in 1895,it could not be used for speech or music
27
Why is a radio called a wireless
Heinrich Hertz proved that Electric waves travel through air
28
How Were photographs developed
they had to be Developed quickly in a dark room
29
How Do you know someone was rich before cameras were invented
They Could afford to have a picture painted of them or their families
30
Who Invented the first camera
Alex Walcott
31
describe the first cameras
big and heavy and had to be placed on tripods
32
Who was George Eastman
George Eastman invented a small box camera called Kodak
33
What made kodak special
It had rolled film that Meant that anyone could use a small handheld camera
34
Why was the invention of digital cameras important
I did not need film.You could see your photo straightaway and delete your photos straightaway
35
Five advantages of television
Connects people, entertainment, educational, live news, convenient, sports, long distance, world events
36
Five disadvantages of the television
Leads to obesity and laziness, exposure to violence, learn bad habits, less reading, can lead to bad eyesight, inappropriate programs, lose track of time, uses electricity, expensive.
37
Who invented the radio?
Marconi in 1895
38
Who invented the telephone?
Alexander Graham Bell in 1876
39
Who invented the camera?
Alexander Walcott in 1840
40
Who invented rolled film and Kodak?
George Eastman in 1888
41
Who helped invent the television?
John Logie Baird
42
What does SABC stand for?
South African Broadcasting Corporation
43
Who invented the first PC? +Microsoft
Bill Gates
44
What does PC stand for?
Personal computer
45
Who invented the WWW? And what does it mean?
Internet. World Wide Web. Bill Joy in 1994.
46
Who invented the cellphone
Martin Cooper in 1973
47
List the timeline of communication
Typewriters (1868 Chris Sholes) Telegraph (Samuel Morse) Telephone (1876) Radio (1895) Camera (1840) Rolled Film Kodak 1888 Television (1930) PC Internet 1994 Cell phone 1973
48
How has the PC changed peoples lives?
Working more effectively Portable Can save important documents (less paper) Entertaining Typing documents is neater than writing
49
How has the internet changed lives?
Social networking Gaming and entertaining Online banking and shopping Sharing documents (emails, photos)
50
How has the cellphone changed lives?
Can fit in your pocket Download apps Takes photos Entertainment Lot of functions (call/ WhatsApp/ internet access)
51
Name four of the oldest forms of communication
Rock painting, mail coach, typewriter, telegraph
52
Who were the first people in South Africa?
Khoi San
53
How does a post office help you communicate?
Send letters/ post
54
Why is a radio called a wireless?
Radio waves travel without wires
55
What does a Telegraph do?
Transmits electrical signals over a wire using Morse code
56
How does a telephone work?
Communicates sound along electrical wires or optical fibers
57
Can a computer be used like a typewriter
Yes, you can type letters
58
Name three modern forms of communication that need electricity/ batteries to work:
Tv, radio and computer
59
Tell me the names of the famous people who invented ways to communicate
Typewriters = Chris Sholes Telegraph = Samuel Morse Telephone = Radio = Camera = Rolled Film Kodak = Television = PC = Bill Gates Internet = Cell phone = Martin Cooper