Monday, January 14, 2019

Invention vs. Inventor / Paper / DC.


Talking about the invention...

The paper or papiro  is a writing or printing surface, it may come in different sizes, thicknes and colors, they have a very quite variety.

During history paper has been made of a wide range of materials. Ex. cotton, wood, pulp rice, water plants, hemp, etc...

In the paper printing process in order to create paper you will need: paper fiber, it’s main sources are wood log pulp and recycled paper products

By the creation of paper come many innovations, it helped the spread of literature and literancy, making the prices of books cheaper and more convenient to people.

The paper currency appeared in the tang dynasty, one dynasty after Cai lung dynasty, the creator of paper.


Talking about the inventor...


Cai Lun was born in Guiyang during the Eastern Han dynasty (AD 50-121)

In the year 89AD Cai Lun was promoted and given the tittle of Shang Fang Si, which means an officer that is in charge of the manufacturing of instruments and weapons of the empire.

Cai Lun invented the composition of paper as well as the paper printing process in the year 105AD, although many people say it has been credited with someone’s work, this from a lower class.

After been an important officer Cai Lun was a court eunuch, and other times as a palace attendant.


Cai Lun has receive many awards during history, one of the was given by the Chinese Government and consisted of given the name of the creator of paper to one crater on the dark side of the moon.


 Sources:
www.ancient.eu
www.businessdictionary.com
www.idahoforests.org


How Paper Is Made Out Of Wood | How To

Tuesday, January 8, 2019

What is electricity? / CM

Tecnological breakthroughs of Hostory / electricity / DC

Electric Light

Who invented electric light?
Electric light was created by Thomas Alva Edison, Joseph Wilson Swan and Hiram Stevens Maxim, but the first inventor was Humphry Davy

What is electric light?
An electric light is a device that produces visible light from an electric current 

When electric light was created?
Electric light was invented in 1879

Where electric light was created?
Electric light was first created on Davy’s laboratory

Why electric light was created?
They don’t have a concrete reason but it’s discovery and development was quite important to human history, the necessity to be created was that people needed light especially on the dark beacause lamps were no enough and sufficient powerful

How electric light was created?
One day Humphry Davy experimented and connected some wires to his battery and a piece of carbon, the carbon glowed, producing light

Sources:
 www.bulbs.com
www.wikipedia.com
www.history.com

MYP BOOK / TEXT C: TEXT HANDLING by DERECK C.

 7. Work, Lab, University Get married Have children 8. Being comfortable Being with the people she loves Having wisdom 9. Make money...