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The story of Edison in the sixth grade
Edison's story 1
He used to be a student called "idiot" by his teacher, who only attended primary school for three years; He was once the most famous invention king in the world. He is Edison's "world invention king", a man known as "idiot", but he invented 1328 kinds of goods and became a world-famous scientist.
It turns out that as early as 182 1, British scientists David and Faraday invented an electric lamp called an arc lamp. This kind of electric lamp uses carbon rods as filaments. Although it can emit light, it is dazzling, consumes a lot of electricity, has a short life and is not practical. "Arc lamp is not practical. I must invent an electric light with soft light for thousands of families to use. " Edison made up his mind.
In this way, Edison's experiments with carbon strips, ruthenium, chromium, platinum wires, whiskers and other materials all failed.
Edison tried the cotton thread again, and it turned on 1 hour, 2 hours, 3 hours ... The lamp was on for 45 hours before the filament burned out. This is the first electric lamp with practical value. This day-1879101October 2 1 day was later designated as the electric light invention day. Edison was not immersed in joy. He thinks that 45 hours is not a long time, and there are other materials as filaments. One summer, when the weather was sultry, he took a bamboo fan from the table and thought about it while fanning it. "Maybe it's better to carbonize with bamboo filaments." Edison just wanted to try everything he saw. The test results show that the bamboo filament is more effective, the filament is durable, and the bulb can be lit for 1200 hours.
With good wishes, life will have a direction of hard work, perseverance and perseverance, and then wishes will become a reality. In fact, everyone has a "sun" in their hearts.
Edison's story 2
Who is Edison? He is an inventor and a great scientist. Perhaps, he is just a deaf-mute disabled person.
Edison liked to do all kinds of experiments since he was a child and knew a lot of knowledge. According to legend, he also used a mirror to illuminate the operating table for his mother who was undergoing acute appendicitis surgery. Although scientific research brought Edison a lot of fun, it also brought him permanent harm. When Edison was seven years old, he often sold newspapers on the train. In his spare time selling newspapers, he often does scientific experiments. Selling newspapers can not only make money, but also learn knowledge by reading newspapers. There is still room on the train for him to do his favorite scientific experiments. He thought it was great. One day, when Edison was doing an experiment, the train encountered an emergency and suddenly braked. Edison was not hurt, but a bottle full of sulfur was broken. Suddenly, all the newspapers around him burned. Everyone managed to put out the fire, and the flustered train conductor came up and gave little Edison two heavy slaps. It was these two slaps that made Edison walk out of the world of sound.
Edison was still interested in scientific research when he grew up. With electricity, Edison thought: electricity will give off light. Can we invent an "electric" lamp instead of kerosene lamp? With this idea, he immediately found a lot of conductive objects to test one by one, only to find that many objects were burned and melted quickly by electricity, and only the bamboo filaments were carbonized to emit light for the longest time. After finding the direction, Edison and his assistant traveled around the world looking for a sample of "the longest glowing bamboo". Three years later, Edison finally discovered a kind of Japanese bamboo in Japan. They divide bamboo into filaments, then carbonize them and turn on the power. It has been bright day and night for more than a month. When Edison made this invention public, the whole world made a sensation. People don't believe that Edison really found a tool to replace kerosene lamps, but that's the case, and people have to believe it. It took Edison five years before and after, so that people could finally use clean and bright lighting tools. After several generations of improvement, they have a series of masterpieces such as table lamps and colored lights.
Edison also invented the telephone, movies and other magical and outstanding objects in his life. These inventions have fundamentally changed people's lives. Isn't such a person worthy of admiration?
Edison's story 3
Today, I read the stories of outstanding people at home and abroad. When I closed the book, I was deeply touched to see Edison studying hard from time to time.
American inventor Edison, 1847 was born in a peasant family in Milan, Ohio, USA in February. Edison loved to ask questions since he was a child, and he liked to get to the bottom of everything. His parents are often tongue-tied by his questions. Due to the poverty of his family, Edison only attended primary school for three months. Once, a heartless villain slapped him in the face and broke his ear. Since then, Edison has been deaf. But he didn't lose heart, taught himself and gained a wealth of knowledge.
When Edison grew up, he devoted himself to invention. In his lifetime, he invented more than 1000 kinds of films, mining and chemical industries. Edison's incandescent lamp made thousands of families use electric lights. He also invented the phonograph, carbon microphone, film projector and so on. Although he was deaf and Edison didn't fall down, he still devoted himself to doing it. In the choice of filament, Edison tried his best and tried about 1600 materials to make filament. Experiments again and again, failures again and again ┅ ┅ But he didn't despair, but worked harder ┅ ┅ Edison's perseverance in studying electric lights. Isn't that what we should learn? When you encounter a problem, you can always ask your parents and classmates. Give up easily when you encounter difficulties, and fall down when you encounter a little setback. What would Edison do if these things happened to him? Will it be easy to ask others? Will you give up? Will it fall? No, it won't. He will definitely think independently, accomplish independently and never rely on others. He will definitely make it to the end, even if he is tired again, he will never give up, overcome all difficulties and move on.
My goal in life is to contribute to human society. To achieve this goal, I must first have perseverance, knowledge, insight, learning and asking questions. Edison's spirit of studying hard, studying hard and never being stubborn will always inspire me to forge ahead.
Edison's story 4
In history, many scientists have helped us to light up the night. Among them, Edison is the person I respect most. He had more than 2,000 inventions in his life, and 1328 inventions were patented. On average, there will be a new invention every 15 days. At the peak of invention, there is an invention every three days, so he is called "the king of invention", and his invention has made great contributions to mankind.
He was curious when he was a child. No matter what happens, he will ask why. Whenever possible, he likes to do experiments easily, so he often makes big jokes. Once, he saw a hot air balloon flying and wondered if a person's stomach was full of gas. After that, he let his companion eat a powder that can produce gas, which almost killed him. His father also gave Edison a good beating, but his curiosity did not diminish. In class, he often asks questions that even the teacher can't answer. The teacher called him "idiot" and "imbecile", and finally he was expelled from school. But his mother is also a teacher and has been teaching him ever since.
The most brilliant achievement in his life was the invention of the electric light. Before electric light appeared, people used dim kerosene lamps. He carefully studied a dazzling arc lamp and found 1600 kinds of heat-resistant metals and 6000 kinds of plant fibers, but all failed. Finally, one day Edison thought of trying cotton yarn, and then what they looked forward to day and night appeared in front of them: the light bulb gave off golden light. This day is 1879, 10, 2 1. Later, people designated this day as the invention day of electric light.
Edison's story 5
The world is big and wonderful. There are many great men in history who have made great contributions to mankind. There is such a great man whose creation and innovation are unprecedented. He is the "King of Invention" Edison whom I admire.
Edison had a headache when he was a child, because he had the habit of asking questions to the end, and he often annoyed adults to be scolded by the teacher, so angry that he went home and the teacher invited his parents to talk at school. During the conversation, the teacher scolded Edison with the word "imbecile". After being sad, Edison's mother decided to let Edison go home.
At the age of thirteen, Edison began to work, but because he had the habit of reading books in his spare time, he often dozed off during working hours, which led to frequent unemployment and finding a new job. Finally, Edison invented the printing press. After earning 40,000 yuan, he quit his job and started his own factory. After that, he spent his whole life researching and inventing. Strive for the convenience of people all over the world. Edison invented many things in his life, such as phonograph, electric light, generator, storage battery, movable battery and so on. There are about 2000 kinds of inventions. Finally, Edison died in 193 1.
Edison is the person I admire most, because he overcame many incurable diseases. When he grew up, he learned how to develop things and become a person who gives back to society and contributes to the country. It is worth learning and admiring, and it makes his life more substantial and colorful, so I admire him very much.
Genius is ninety-nine percent perspiration and inspiration. Edison's outstanding achievement in his life is not a fluke, but the result of his perseverance, courage to try and innovate. We all need to learn from Edison.
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