whay paper or wood cannot be used to make umbrella
hy paper or wood cannot be used to make umbrellas
example the force which twist and turn the obgects
Umbrellas cannot be made out of paper because a paper umbrella would not be able to stand up to wind and rain. They cannot be made out of wood because wood tends to rot when it gets wet, and even if you used wood that could get wet, it would still be cumbersome and difficult to store.
whay paper or wood cannot be used to make umbrella
One of China 's greatest contributions to the world was the invention of paper. During the Han Dynasty (around 200 B.C.), the Chinese used plant materials and silk rags to make paper. They made durable, long-lasting paper by 105 A.D. This paper became the common form of writing materials for records and books. The Chinese also used paper for creating landscape and figure paintings, windows, lanterns, umbrellas, and fans.
Paper in ancient China was primarily used for writing on. But shortly after the invention of paper in China, the Chinese found many other uses for it. They made paper kites, books, paper umbrellas, paper fans that were written or drawn on, paper windows (before glass was invented), and a whole bunch of other things. Also they did use it for clothing, early forms of silk, and shoes.
Yes umbrellas are useful for keeping the rain or snow off the people or objects under it. Umbrellas can also be used to block the wind or can be used as a parasol to keep the sun off you.
They use umbrellas to protect them from the hot sunlight. It's used in place of sunscreen.
The pulp from trees is used to make paper nowadays, but in ancient Egypt they used cyperus papyrus to make a paper product which has proven to be very durable. .
Reeds, hemp and silk were some of the earliest materials that were used to make paper. The Egyptians used papyrus to make paper. In our modern era wood fibers and linen are used to make fine paper.
Every plant can be used for making paper.
It cannot be used on sander