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College physics is also easy, at least not as hard as you might think. The difference with high school physics is that the knowledge is more systematic, comprehensive and in-depth. Let's talk about mechanical, thermal, photonic, and electromagnetic separately.
In addition, some simple calculus formulas are used. So if you want to study physics, you still need some little mathematical foundation. The simpler one is the "College Physics Course".
You can refer to it. The knowledge inside is relatively simple! Hope it helps!
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It is a bit difficult to study college physics on your own, but as long as you have perseverance, you will definitely be able to study it well. First of all, we must pay attention to the basic concepts of physics, and it is recommended to do more thinking questions; Second, if you want to learn college physics well, you must combine college calculus and other courses to learn well, which is also a basis for learning physics, but you don't have to pursue those too difficult physics calculation problems, after all, time and energy are limited, if necessary, go deeper; Third, if you want to learn physics well, you must cultivate your hobby and interest in physics. My experience is that physics is not as abstract or intuitive as math or chemistry, and it is easy to get interested.
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College physics is not easy to learn, all kinds of difficulty calculations, and you have to calculate by hand. It's not easy to get through what you learn seriously.
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Dude, I want to teach myself physics too, I'm a physics junkie......We are collecting relevant information, if you are willing, add a QQ, communicate with each other and learn from each other --285939263
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2. Listening to lectures: actively and efficiently listening to lectures is the key to learning physics well;
3. After-class review: through the knowledge learned and the exercises that have been done are reviewed in a timely manner, summarized and summarized, and the understanding of knowledge is improved;
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2. Listening to lectures: actively and efficiently listening to lectures is the key to learning physics well;
3. After-class review: through the knowledge learned and the exercises that have been done are reviewed in a timely manner, summarized and summarized, and the understanding of knowledge is improved;
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Here's how to learn physics:
1. In-depth comprehension ability
To learn physics, we must have a deep understanding of the exact meaning of physical concepts and physical laws, the applicable conditions of physical laws, and their applications. Be able to clearly understand the written expressions and mathematical expressions of physical concepts and physical laws! Specious statements that can discern the laws of various concepts; Understand the differences and connections between relevant physics knowledge.
2. Rigorous logical reasoning ability
To learn physics well, we must be able to logically reason and argue on physical problems based on known physical knowledge and physical facts and conditions, so as to draw correct conclusions and judgments, and be able to express the reasoning process completely and correctly.
3. Analysis and comprehensive ability:
It is necessary to be able to independently analyze and stare at the problems encountered in the research, and figure out the physical process, the state of the conjecture state, the physical situation, etc.; Be able to resolve a complex physical problem into several simple problems and find the connections between them; Be able to find solutions to problems and apply the knowledge of physics to solve problems comprehensively.
4. Ability to apply mathematical knowledge to deal with physical problems:
To learn physics well, we must be able to list the relationship between physical quantities according to specific problems, make reasonable and scientific deductions and solutions, and flexibly use various geometric drawings, counting dates and learning images to analyze and solve problems.
5. Ability to understand experiments and science
To learn physics well, you must be able to independently complete all the group experiments listed in the textbook, clarify the purpose of the experiment, understand the experimental principles and methods, be able to reasonably control the conditions according to the control variable method, be able to use instruments, carefully observe and analyze the phenomena, draw conclusions by recording and processing experimental data, and analyze and evaluate the conclusions. So as to find problems, ask questions, and formulate solutions.
6. Ability to question:
Physics is not an immutable truth, it needs to be constantly updated and changed in exploration, which requires a spirit of questioning and the courage to seek truth.
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The methods and techniques for learning physics well are as follows:1Concepts and formulas must not be memorized by rote; 2.Think more about the questions; 3.Focusing on textbooks, pay attention to the in-depth understanding and comprehension of knowledge; 4.Establish a problem book and check and fill in the gaps.
1. Concepts and formulas must not be memorized by rote.
The study of physics is different from history and politics, so we must not use rote memorization, but must understand and apply more.
Take out the physics papers of the college entrance examination in the last ten years, and you go to see if the question in it is not solved with the basic knowledge and basic formulas in the textbook? Even if it's the finale. The reason why many students do so poorly in physics is because most students don't really understand even the most basic physics knowledge.
If you don't have a good foundation in physics, how can you get a high score. The syllabus of the college entrance examination has repeatedly emphasized that the foundation is important and the understanding is emphasized. Every year, in the college entrance examination papers, there are many candidates who are unstable in the basic questions, and a large number of points are lost in the mid-range questions, which is the reason why most students have poor physics scores.
2. If you do something wrong and don't think, you don't do it.
The study of physics and mathematics are very similar, they must do a large number of problems, but the effect of only paying attention to the number of questions is not good, the correct way is: when doing problems, you should think more and ask yourself more questions.
In fact, the real physics masters are not very fast, or even very slow, because every time they finish the problem, they will look at how the conclusion is reached, see what experience they can learn from in the future, and do a problem to achieve the effect of drawing inferences from one another.
If you finish a question and throw the answer, then it doesn't matter, the next time you encounter a similar question type, you will most likely make the same mistake.
3. Textbooks are more important than extracurricular books.
I believe that many people study physics, most of the time is spent on various extracurricular books, test papers, and not much time is spent on textbooks, which is actually very upside down.
For physics textbooks, we recommend that you must read them thoroughly, and you must not read them in a flashy way; For the basic knowledge in the textbook, it is not possible to memorize it by rote and devour it alive.
The correct way to learn physics is to pay attention to the in-depth understanding and comprehension of knowledge: clarify the connotation and extension of various concepts, formulas and laws; Distinguish priorities for a set of interrelated concepts, and compare their similarities and differences; For a set of laws and formulas, find out their interconnections and antecedents and consequences ......On the one hand, it is necessary to deeply grasp each knowledge point and knowledge block; At the same time, you should also stand on a high place; Grasp the entire body of physical knowledge, and grasp knowledge as a whole and in relation to each other.
If you can read the textbook to the above level, your physics score will definitely not be too bad.
4. Create a mistake book.
When you pay more and more attention to your mistakes, then there will be fewer and fewer loopholes in your physics knowledge, and your academic performance will naturally get better and better.
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What kind of major are you? Mechanics, optics, electromagnetism, and heat are the four pillars of physics, and they are also the four most complete physics subjects at present, and they are also the basic parts of physics, so I suggest that you start with these four subjects, which are studied in order according to difficulty: mechanics, heat, electromagnetism, and optics (from easy to difficult).
These are not as abstract as quantum mechanics, atomic physics, electrodynamics, atomic statistical physics.
1.Advanced Mathematics (for Physics Majors), edited by the Department of Advanced Mathematics, Department of Mathematics, Sichuan University, Higher Education Press.
Book 1 (3rd Edition), Book 2 (3rd Edition), Book 3 (3rd Edition) 2Advanced Mathematics (for Physics Majors), edited by the Department of Advanced Mathematics and Differential Equations, School of Mathematics, Sichuan University, Higher Education Press, Volume 4 (Third Edition).
There are four math textbooks in total.
Finally, I wish you a happy study and success in your studies!
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I am a physics major, the foundation of learning college physics is to have enough mathematical foundation, must be proficient in calculus, number of lines, statistics, mathematical physics equation solving, and complex variable functions, physics, it is recommended to start with heat and mechanics, then optics and electromagnetism, then atomic physics and theoretical mechanics, then electronic circuits and thermodynamics statistical physics, and finally quantum physics and solid state physics.
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Physics is divided into light, heat, acoustics and electricity, and if you want to teach yourself, it is recommended to start with electromagnetism, because electromagnetism is quite fun. And it also basically covers the methods and ideas of physics, and at the same time, electricity and magnetism deal with us every day. If you really want to have a deep understanding of physics, it is recommended that you learn advanced mathematics, because it is an essential tool for physics, and when you finish learning electromagnetism, you can do it in one go, and you can do it all together.
Eventually, you will be able to learn physics well.
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Method: Focus on the learning of new concepts and new content. Judging from the content and requirements of teaching, there has indeed been a leap forward, or a new level, in the study of advanced physics.
Cultivate the ability to think and deal with physical problems in advanced mathematics. Mathematics is the foundation of science, and learning mathematics well is equivalent to laying a good foundation for learning physics.
Develop a good habit of self-consciousness and self-study, don't ask others as soon as you don't know, think independently first, and then ask others for help if you really can't think of it.
Be aggressive, don't slacken, and don't give up on yourself just because you can't learn for a while.
Read carefully to understand the concepts of physics.
Do your exercises carefully.
Knowledge points: The basic rules include:
1. Newton discovered half of the universe - gravitation and the law of gravitation
2. The research team of China's non-governmental pledge project discovered the other half of the universe - universal repulsion.
3. The creation of the absolute spatial coordinates of the universe and its system.
4. The creation of the absolute time coordinate system of the universe.
5. Synchrotron radiation principle.
6. The principle of full kinetic energy.
7. The first constant k1 and the second constant k2 of the cosmic celestial structure
8. The first constant k1 and the second constant k2 of the astronomical structure of the solar system
Two important results:
1. The "eternal absolute ultimate physical science" has inexorably eliminated all of Einstein's theories and his theory of relativity from the physical sciences.
2. Completely overthrew "quantum mechanics" - outright pseudoscience.
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Considering that you are graduating from junior high school, my first suggestion is that you first complete high school physics and mathematics on your own, which are the foundation of everything in the future. How much do you learn? The physics college entrance examination mock test paper has a stable score of more than 90% (I don't know what the full score is over there), and the mathematics has a stable score of more than 80%.
If you can do it before you graduate from high school and don't delay your grades in other subjects. Then congratulations, you can start learning further.
I think I'll tell you first, the level that an undergraduate majoring in physics can achieve after graduating from an undergraduate should be enough for you to learn.
First of all, I will talk about the mathematical foundations of physics, advanced mathematics (A), linear algebra, probability theory and mathematical statistics. These three books are the mathematical foundation of all physics courses in college.
Next, physics, first of all, mechanics, thermal, optical, electromagnetic, atomic physics. You don't have to look at college physics, and undergraduate physics majors won't take college physics. These five courses are the foundation of physics at the undergraduate level, and you need to have at least completed advanced mathematics before you can study it.
Then there's a lesson that connects the past and the next: mathematical physics methods.
This course adds linear algebra and probability theory, and after these three courses, you can start the real physics journey.
Theoretical Mechanics, Quantum Mechanics, Thermodynamics and Statistical Mechanics, Electrodynamics.
After these four courses, the so-called "advanced physics" begins.
By that time, I'm sure you'll also have a certain amount of judgment and know what you should be looking at and what you're interested in.
Note that this is only the degree at the end of the sophomore year of a physics undergraduate major. Hopefully you'll get this far.
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I want to say, I have 30 points in junior high school physics, 10 points in high school physics, and 30 points in mathematics, and I want to teach myself the theory of relativity
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