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How do I understand physics?

How do I understand physics?

How do I understand physics?
 How do I understand physics?


Understanding Physics


To understand physics, you must first realize that it takes a lot of effort to be able to understand physics, in addition to your need to learn many different things in the fields of natural sciences, computers, engineering, and others, so that you can understand physical theories and learn about their existing applications.


mathematics


  One of the most important things about physics and our understanding of it is our mastery of mathematics; As mathematics is a very logical science that does not contain contradictions, any mathematical proof is always logical and conforms to the human sense on which some of the rules used in the proofs are built, and among the important mathematical fields for the student of physics are:


  1. Number sets: (such as the set of integers, the set of natural numbers, the set of real numbers, and the set of complex numbers).
  2. Linear algebra: (and what it includes from the space of vectors, matrices, and others).
  3. Calculus: (from limits, calculus, applications of calculus, vectors, sequences, and series).
  4. Solve differential equations of all kinds
  5. special conjunctions.
  6.  Engineering.


It is worth noting that the need for these mathematical skills emerges at different stages in one's study of physics, from basic school to advanced university levels.


How do I study and understand physics?


 First, you must start by remembering concepts and laws; For it is not in any way possible to separate law from concept; The concept cannot be explained, simplified, and built upon unless we build it in a consistent manner using the logical tool, which is mathematics, in addition to the difficulty of understanding the concept or theory unless we break it down and simplify it, and this is the work of mathematics.

Usually (fortunately) complex physical laws are built from simpler and more tangible laws with the help of mathematics, so it is necessary to understand mathematics and the simple parts that make up the law, in other words, in order to understand a law or theory we must understand how it is derived (not saved), but if the law is empirical then the experience must be understood.


It is also not very essential to memorize the physical constants, but at least you must know a way to access them, whether it is through the Internet or books, but in the case of exams, if the constants are not given, they must be memorized, in addition to the importance of understanding the logic in mathematics and not memorizing it, and it is worth indicating that one will remember it and will remember the constants and laws when they are used continuously; As the linking process will become easier.

It is also important to solve many physical problems that contain many ideas, this will help to understand the theory more, and link the results from solving these problems, in addition to the results of the theory with real-life applications in addition to images and shapes, this will lead to the consolidation of the concept Further, this connection will be easy to make when solving many physical problems and problems; But it is worth noting that the physics problems are of different levels, some of them may require five hours of work to be able to reach the solution to this problem. And the steps to solve the problem (the issue), are:


  • Realizing what the problem is.
  • Describe the problem through related topics.
  • Create a plan to solve the problem.
  • Apply the proposed solution from the plan.
  • Find and verify the solution.


  Finally, there is a very great way to study in general, which is called the “Pomodoro” method, which is a method based on the timing of an hour for 25 minutes, during which time a task is accomplished (reading a page, solving a problem, or derivation of a law); As while you're accomplishing that study task, you need to remove all distractions and stick to the time limit at work.


How do I understand physics?


 In order to fully understand physics, it is necessary to attend a university program in the field of physics. As you will be able to get many opportunities there, and you will learn what you cannot learn from books or the Internet, such as scientific research methods in physics, and ways of thinking about physical problems, and you will get to know people who specialize in physics; Which will give you the opportunity to dialogue with them (whether they are professors or other students), and the importance of these dialogues is that you will face questions that you may not have thought of, and you will hear many points of view, not to mention that you will be able to know multiple ways to access information.


Basic Physics


  The term Fundamental Physics is very broad and contains many sections that must be learned in order for Physics to be well understood; Since basic physics is mainly divided into classical physics and modern physics, and each of these two sections is divided into other sections, each of which is divided into more parts, but we will only talk about it here in general; What matters for understanding physics is:

  • Classical mechanics: which includes linear and rotational motion, Newton's laws, Lagrange and Hamilton mechanics, and others.
  •  Electricity and magnetism: which is concerned with the study of static and moving charges, the electric and magnetic fields arising from them, and the relationship between them, in addition to its interest in the study of electromagnetic waves (which contain visible light inside), and other things.
  • Optics: which is concerned with the study of optical phenomena (that is, related to light); From refraction, reflection, interference, diffraction, and the study of electromagnetic waves as waves only (in contrast to modern physics, which views light as a dual state of particle and wave).
  • Thermodynamics: It is concerned with the study of thermal interaction between bodies.
  • Statistical mechanics: which is concerned with the study of systems from a statistical point of view; For systems are made up of a huge number of bodies, such as Avogadro's number.)
  • Electronics: It includes diodes, coils, and capacitors.
  • Special Theory of Relativity: It studies objects that move at very high speeds, close to the speed of light.
  •  Ordinary quantum mechanics: It is one of the indispensable pillars of physics, and it is concerned with the study of quantum systems and focuses on the idea of ​​quantization very much.
  •  Astronomy: Astronomy is an integral part of our study of physics, and there are a lot of interesting things that are large physical systems such as planetary motion, and Kepler's laws (which are considered part of classical mechanics).

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