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Society is developing, and people's perception of problems is constantly changing, but people's habitual thinking.
It will hinder the process of social development, and some knowledgeable people may pay the price. Since ancient times, there has been no shortage of erroneous scientific knowledge, but they do not know that they are wrong and even think that they are referring to eternal truths. If they are small mistakes, they can be easily accepted by people as long as they are constantly improved.
If it is a big mistake, it needs to be completely overturned, and it will cost great sacrifices and a long time.
Science is the product of people's thinking activities and memories, and it is rational thinking and logical reasoning.
judgment of the results, and the formation of theories, through the demonstration of practice positioning laws. This kind of law is not true, and errors will occur with the change of time and space environment. A scientific theory is the conclusion of one thing and the conclusion of many things, not one answer, but many explanations and answers.
To put it simply, science is a process of approximation of objective laws and truth by the human mind. Through the comprehensive application of scientific results, we explore the solar system.
and ocean trenches.
See distant galaxies in the universe with a diameter of more than 90 billion light-years.
Molecules, atoms, particles, and microscopic particles were seen with a microscope. In the process of the formation and application of these substances, it is inevitable that some mistakes will occur, which is a precious legacy and experience left by human beings in the process of exploring the natural universe. Science is serious, rigorous, and not at all false.
We should recognize and respect the results of science. At the same time, we want scientists who are engaged in scientific careers.
Be able to make your scientific career higher, more scientific, and greater.
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You should use a correct and rational attitude to understand superstition, be good at superstition, learn to be good at discovering superstition from your livelihood, and use a certain amount of practical commentary on superstition, understand superstition, and at the same time, you can also explain science to the people around you, and learn to use superstition in your intellectual career.
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We should understand science with a correct and rational attitude, love science, learn to be good at discovering science from life, and use certain theories to explain and understand science, and at the same time, we can also explain science to the people around us, and learn to use scientific knowledge to live.
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First of all, we should do a lot of things to have a certain understanding, and secondly, we should also make certain scientific explanations based on some people's inventions, so that we can better understand science.
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You must understand science, and then you should also maintain a correct attitude, and you should also maintain your sanity, and then you should also use evidence to prove the existence of science.
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In the twenty-first century, science will become the life of humanity. If you don't know science, you can't survive in this society. If you have a scientific seed and nurture it carefully, over time, the seed will continue to take root and bear fruit...... fruitWhile"Nobel Prize in Science"It is to use such a reward to inspire people to love science and use science to create a better life for us.
Science is everywhere, high technology is everywhere, there are many things created with science around us, such as: the cartoons we watch now, the computer games we play and advanced toys, artificial earth satellites, manned spacecraft, etc., these are the products of science, science has not only changed the world, but also changed our lives. With the development of science and technology, people's lives are more convenient and faster, a small mobile phone allows you to talk to your relatives abroad, and wonderful TV programs make it easy for you to understand national events.
When rows of fighter planes crossed the sky like meteors, when groups of modern combat vehicles rumbled by, and when regiments marched in neat formations with steel guns in front of Tiananmen Square, all of them showed the world the revitalization of the Chinese nation's science and technology, the development and application of science. In ancient times, people did not have calculators, only"Knotted rope notes"However, after thousands of years of development, science and technology have been applied to all aspects, and every minute and second of people's lives is inseparable from the creation of science and technology. Because of developed science, people's lives are becoming more and more comfortable and convenient; Because of developed science, the productivity of the country is constantly increasing; Because of advanced science, China has shaken off poverty and backwardness, become rich, strong and prosperous, and become the one that stands tall in the East today.
Giant. With the development of science and technology to this day, everyone has a heavy responsibility, especially our middle school students, enjoying the nourishment of knowledge, just like the little sapling just planted enjoying the sunshine and rain, we should cherish the good learning environment created for us by schools, teachers and parents, and strive to grow. One day in the future, we will grow into towering trees, become the pillars of the motherland, and support a blue sky of science and technology for the motherland.
Grandpa said"Science and technology are the primary productive forces"Indeed, science has given wings to the take-off of our country. The president had said to the youth"The world is yours and ours, but ultimately yours is yours".This sentence is full of the ardent expectations of the elders for us.
If we say that our elders have built the motherland in the 20 th century with their hard work, we are in the stage of growth and development, let us study science, let us start from now on, work hard to learn all kinds of cultural courses, become masters of the new century, shoulder the heavy burden of the new century with knowledge and science, and strive for the scientific progress of the motherland! Let the eagle of the motherland spread its wings and fly!
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Science refers to the knowledge that has been systematized and formulated by the discovery, accumulation, and acceptance of universal truths or universal theorems. Science encompasses fields such as nature, society, and thinking, such as physics, biology, and sociology. In 1888, Charles Darwin gave a definition of science:
Science is all about collating facts, discovering patterns, and drawing conclusions." Darwin's definition points to the meaning of science, that is, facts and laws. Science should discover facts that are unknown to man, and seek truth from facts on this basis, rather than pure thinking that is divorced from reality.
Science is a system of knowledge about the nature of various things in the objective world and the laws of motion based on practice, tested by practice and rigorously logically demonstrated.
Science encompasses fields such as nature, society, and thinking, such as physics, biology, and sociology. It covers three meanings:
Observation: A well-reasoned observation or study of nature (including thought experiments) that is committed to revealing the truth of nature, usually by the necessary method, or by the scientific method, a set of procedures for evaluating empirical knowledge.
Hypothesis: Through such a process, it is assumed that the knowledge of the organizational system is systematic.
Validation: This is used to verify the newness and validity of the research objectives.
Scientific knowledge refers to knowledge or body of knowledge that covers the operation of general truths or universal laws, especially those that have been obtained or verified through the scientific method. Scientific knowledge relies heavily on logical reasoning.
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Hello to answer classmates! Science is a basic theory that accurately reflects the nature and regularity of the world, including reasonable definitions, questions, basic principles and ideological systems. Its goal is the essence of objectivity and objective reality, the content is the essence of science and the regularity of science, and the way is language expression, including natural language understanding and artificial language expression such as mathematics lessons.
Question: Is math a thing?
Hello question, I suffer from neural deafness, I have been thinking about my ears since August last year, because my ears can't listen to music with headphones, I can't hear stereo sound when listening to songs, I am very sad, and then in July of this year, I suddenly remembered: Is it right to think like this? I don't want to have ears anymore, I've always believed in science, and I think it's wrong to think that my ears can't hear, but I've been thinking about it now
Is that right? I couldn't sleep, I was sad, and I kept thinking: Think like that, right?
Is it invisibly putting pressure on yourself?
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Summary. Pro-audible, elephants communicate with infrasound, dolphins communicate with ultrasound, infrasound and ultrasound.
Dear, can you describe your problem in detail?
Thank you for both.
We'll answer it right away.
Pro-audible, elephants communicate with infrasound, dolphins communicate with ultrasound, infrasound and ultrasound.
Dear, the diagram is about the frequency of vocalization.
Are you asking the first question or the second question.
Dolphins and elephants.
Dear, the first question is that white is an eternal universal color, whether it is in the color matching of socks, or the impact of enlarged space, the effect of white is very good. In the space with poor lighting, white is used to extend the only light, and it can also improve the brightness of other spaces without lighting, and the whole is not dim.
Pro, the big stall rent elephant can emit about 10Hz sound waves, that is, infrasound. The slow passage of communication between elephants is often infrasound, which is inaudible to humans. Elephants can hear themselves because elephants hear at frequencies ranging from 1 Hz --- 20,000 Hz
Haina Pants Dolphin 7000hz-120000hz dolphin can hear in the range of 150-150000 Hz.
Thanks, [Bixin].
Dear, I should do the trouble to give a thumbs up.
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The awareness of science and science education is as follows:
First, the subject does not have a reputation for education.
1. Science education is an education that takes the imparting of basic buried scientific knowledge as a means (carrier) and relies on the education of the dry substrate to experience scientific thinking methods and scientific methods, cultivate scientific spirit and scientific attitude, establish a complete scientific knowledge concept and values, and carry out basic scientific research ability training and scientific and technological application.
2. Science education is based on the whole youth as the main body, school education as the main position, natural science education as the main content, and involves the overall education of technology, history of science, philosophy of science, science culture, sociology of science and other disciplines, in order to enable young people to master the basic knowledge and basic skills of natural science.
3. Learn scientific methods, experience science, understand the relationship between science and technology and society, grasp the essence of science, develop a scientific spirit, and comprehensively cultivate and improve scientific literacy; And through the cultivation of qualified citizens with scientific literacy, the development of social productive forces, the improvement of social culture, so that the spirit of science and the spirit of humanity are integrated in modern civilization.
2. Science. 1. Science is an orderly knowledge system based on testable explanations and the form and organization of objective things, and it is a knowledge that has been systematized and formulated. Its object is objective phenomena, its content is formal scientific theory, and its form is language, including natural language and mathematical language.
2. Modern science is usually divided into three main branches, the natural sciences, the social sciences that study individuals and societies, and the formal sciences that study abstract concepts. But there is disagreement as to whether formal sciences really constitute a science because they do not rely on empirical evidence. In addition, disciplines that use existing scientific knowledge for practical purposes such as engineering and medicine are known as applied sciences.
The content of science and technology tabloids should be based on the theme of science and technology, and you can collect all aspects of knowledge or questions and answers about science and technology. Science and technology involve a wide range of fields, such as astronomical science, physiological science, chemical science, geographical science, etc., so the content related to it belongs to the category of science and technology. >>>More
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At the end of science is a higher, more complete science. The universe is endless, and science will never find an "ultimate side". Many people advocate "reverence for the ancients" and think that "Zhou Yi" can help mankind find answers to the world other than science, which is quite ridiculous. >>>More
You can refer to the classes abroad.