Class 5 SST Chapter 11 Important Notes

Class 5 SST Chapter 11 Important Notes from Recording and Communicating Knowledge

What is Knowledge?

Knowledge is a form of information about any subject. Knowledge is the understanding of any subject.
Exchange of knowledge is important in our life as our lives depend upon the information about a variety of subjects.

Knowledge is exchanged:

  • By speaking to someone. (Orally)
  • By writing the information.

Why recording knowledge is important?

Orally exchanged information can be lost with the years. People can forget the information. Knowledge also remains with the limited number of people.

If the information is written or recorded in some ways then it has better chances to reach to many people and also it will stay intact with the years.So the recording any information is important. People can read or see this recorded information any time anywhere.

Earliest Forms of Written Communication

Pictures or Cave Paintings

Class 5 SST Chapter 11 Important Notes
Cave paintings from Bhimbetka, MP
Picture Source: https://wikipedia.org/
Class 5 SST Chapter 11 Important Notes
Picture Source: https://wikipedia.org/

Symbols and Signs

Class 5 SST Chapter 11 Important Notes
Picture Source: https://wikipedia.org/

Scripts

Class 5 SST Chapter 11 Important Notes
Indus pictograph script – Tablets
Picture Source: https://www.ancient-origins.net/
Class 5 SST Chapter 11 Important Notes
Sumerian Script.
Picture Source: https://wikipedia.org/

Alphabets (Letters and Numbers) etc.

Class 5 SST Chapter 11 Important Notes
Tibetan Script.
Picture Source: https://wikipedia.org/
Class 5 SST Chapter 11 Important Notes
Hindu Arabic Numeral System and other numerals systems
Picture Source: https://wikipedia.org/

How were languages created?

Pictures ⇒ Signs and Symbols ⇒ Scripts ⇒ Alphabets and Numbers ⇒ Language

What is a script?

A system of signs and symbols. Some scripts have pictorial symbols and others have alphabets. These signs and symbols are given some sounds. These sounds make the language.

Examples:

  • Roman alphabets have 26 letters – A to Z.
  • Oldest Indian script – Indus Valley Script
  • Brahmi Script
  • Devanagari Script – Our Hindi letters.
  • Roman Numbers – I, II, III, and so on.
  • Hindu-Arabic Numbers – 0 to 9 developed in India about 2000 years ago. Zero (0) was invented in India.
Class 5 SST Chapter 11 Important Notes
Roman (Latin) Script – Alphabets 
Picture Source: https://wikipedia.org/

Invention of Paper

(Class 5 SST Chapter 11 Important Notes)

Ancient Egyptians used the plant stem (Papyrus) to make papers about 4000 years ago. The modern paper was first used by China about 1900 years ago.

The Bark of the tree ⇒ Pulp ⇒ Paper Sheets ⇒ left to dry

Writing books was difficult as writing by hand was slow and laborious. So books were rare before the invention of printing.

Class 5 SST Chapter 11 Important Notes
Process of Making of Paper.
Image source: paperslurry.com

Paper Printing

  • Developed in China about 2000 years ago.
  • Flat blocks of wood were cut and designs were cut into the blocks.
  • The ink was applied to these blocks and then these blocks were pressed on the papers.
  • Impressions of the designs were recorded on the papers.
  • It was the Chinese method for book printing.
Class 5 SST Chapter 11 Important Notes
Stamp Seals. Similar to block printing.

The invention of the Printing

(Class 5 SST Chapter 11 Important Notes)

In 1443, Johann Gutenberg used several small metal molds of the letters for printing in Germany. It was a revolutionary idea in printing.
  • Moulds of the letters were called the types.
  • These moulds of letters were arranged to form words, sentences, and paragraphs. This arrangement was called typesetting.
  • Typesets were applied with ink and pressed on the papers to get the impressions.
The typesets were arranged as per the requirements. The printing was now easier and faster. More books were available to more people.

Class 5 SST Chapter 11 Important Notes
Source: https://owlcation.com
Class 5 SST Chapter 11 Important Notes
Typesettings.

Knowledge, Literacy, and Progress

With technology, printing has become very easy and efficient.
  • Computers, advanced printing technologies have made the recording and sharing of knowledge very easy and faster.
  • The Printing systems are very compact in size and printing can be done with minimal effort.
  • There are various applications are available for making and printing words, pictures, etc.
Sharing of knowledge is very important. People become literate and knowledgeable.
Literacy and knowledge can help in the progress of any country.

Braille Script

(Class 5 SST Chapter 11 Important Notes)

  • Special script for the visually challenged (blind) people.
  • People can use their hands to touch and read the script.
  • The Braille script was developed by Louis Braille in France in 1824.
  • In Braille script, words are printed in dot patterns.
  • These dots are little raised over the surface and can be read by touching them.
Class 5 SST Chapter 11 Important Notes
Braille Script Reading. 
Source: https://www.wikipedia.org
Class 5 SST Chapter 11 Important Notes

Also read:
Class 5 SST Chapter 11 Question Answers

Class 5 SST Chapter 12 Question Answers

Class 5 SST Chapter 12 Important Notes

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