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Science

China has a long history and many contributions to civilization. It was the origin of important inventions like the compass, gunpowder, paper making, and printing. Traditional Chinese medicine has also made advances in areas like pharmacology. Mathematics and science flourished in ancient China with developments in areas such as calculus, seismology, and the Chinese zoological calendar. Today, China remains a global economic power with large cities like Beijing and Shanghai and a population of over 1 billion people speaking Mandarin Chinese.

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252 views17 pages

Science

China has a long history and many contributions to civilization. It was the origin of important inventions like the compass, gunpowder, paper making, and printing. Traditional Chinese medicine has also made advances in areas like pharmacology. Mathematics and science flourished in ancient China with developments in areas such as calculus, seismology, and the Chinese zoological calendar. Today, China remains a global economic power with large cities like Beijing and Shanghai and a population of over 1 billion people speaking Mandarin Chinese.

Uploaded by

El Cruz
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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CHINESE

CIVILIZATION
THE HISTORY OF CHINA
 China, a communist nation in East Asia, is the world’s most populous country.

- Its vast landscape encompasses grassland, desert, mountain ranges, lakes, rivers and 14,500km
of coastline.

 Beijing, the capital, mixes modern architecture with historic sites including sprawling
Tiananmen Square.

 Its largest city, Shanghai, is a skyscraper-studded global financial center. The iconic Great
Wall of China fortification runs east-west across the country's north.
Beijing china
Shang-hai, china
Language

-Mandarin Chinese
is the official national spoken language for
the mainland and serves as a lingua franca
within the Mandarin-speaking regions.
CONTRIBUTIONS
THE 4 GREAT INVENTIONS
1. Compass
 The earliest reference to a magnetic device used as a
"direction finder" is in a Song dynasty book dated to 1040-
1044.

 China were made it on lodestone, a naturally magnetized


ore of iron.

-device called a Si Nan.

 Later compasses were made of iron needles, magnetized


by striking them with a lodestone.
2. Gun powder
-It is a mixture of sulfur, charcoal, and potassium nitrate.

-In Chinese, gunpowder is called huo yao.

-Chinese formulas of gunpowder had a level of nitrate


capable of bursting through cast iron metal containers, in
the form of the earliest hollow, gunpowder-filled grenade
bombs.
3. Paper making

-Ideas of Cai Lun.

-Papermaking is known to have been traced back to China


about 105 CE.

-created a sheet of paper using mulberry and other bast


fibres along with fishnets, old rags, and hemp waste.
4. Printing
-Chinese invention of Woodblock printing.

-The world's first print culture.

-The wood block is carefully prepared as a relief pattern,


which means the areas to show 'white' are cut away with
a knife, chisel, or sandpaper leaving the characters or
image to show in 'black' at the original surface level.
Pharmacology
-branch of medicine and biology concerned with the
study of drug action.

-There were noted advances in traditional Chinese


medicine during the Middle Ages.

-Tang Dynasty (618–907) commissioned the scholarly


compilation of a materia medica in 657 that documented
833 medicinal substances taken from stones, minerals,
metals, plants, herbs, animals, vegetables, fruits, and
cereal crops
Mathematics

-Suanpan is typically 20 cm (8 in) tall and comes in


various widths depending on the operator.

-It usually has more than seven rods.

-can be used for functions other than counting. Unlike


the simple counting board used in elementary schools.

-very efficient suanpan techniques have been


developed to do multiplication, division, addition,
subtraction, square root and cube rootoperations at
high speed
Seismology

-is the scientific study of earthquakes and the propagation


of elastic waves through the Earth or through other planet-
like bodies.

-Zhang Heng
Royal astronomer who invented an instrument called
earthquake weathercock.

-which today called seismoscope.


Chinese Zodiac

-Is based on a twelve-year cycle, each year in that


cycle related to an animal sign.

-These signs are the rat, ox, tiger, rabbit, dragon,


snake, horse, sheep, monkey, rooster, dog and pig.
It is calculated according to Chinese lunar
calendar.
THANK YOU FOR
LISTENING 

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