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20 19 physics test paper answers and word text version and difficulty notes
Analysis and Comments on the Difficulty of Physics Examination Paper in 20 18 Senior High School Entrance Examination

20 18 physics test paper for senior high school entrance examination continued the previous trend of steady progress, and most of the proposition materials came from textbooks and from the front line of classroom teaching. The familiar pictures in the whole textbook make the candidates feel more cordial and help to ease the students' nervous examination psychology. The difficulty of the test paper is moderate, and most students can easily get started, which makes the candidates very confident.

20 18 physics examination paper adds some scientific and technological elements, and attaches importance to the integration of life, physics and society. While paying attention to the foundation, we also attach importance to examining students' academic literacy and knowledge transfer ability.

Every year, there are many teachers and students discussing the physics test paper for the senior high school entrance examination. Now HowNet invites super famous teachers to make in-depth comments on the physics test paper of the 20 18 senior high school entrance examination. The exam can be exchanged with the official account of WeChat: daxuezixue, and the 20 18 senior high school entrance examination WeChat.

20 18 physics test paper word text download. vitality

1 and 20 18 physics test papers for the senior high school entrance examination are mainly textbooks, with emphasis on basics.

Most of the materials in this volume come from textbooks, and most of the situations depicted in the 24 pictures are discussed or experienced by students in physics study, so students feel very cordial. For example, the topic 1 examines the characteristics of musical sounds; The fourth question investigates the state and concentration of "white gas" around the spout when the water is boiled; Question 6: The comparison of the two images is investigated. The pictures of these three topics are all from textbooks, which are fair to the candidates in the city. The whole volume focuses on the basics, with moderate difficulty, such as five questions to judge the energy transformation and eight questions to understand the inertia phenomenon in life, all of which are the requirements of the Curriculum Standard for students in the compulsory education stage.

2, 20 18 physics test paper for senior high school entrance examination is close to life and pays attention to science and technology.

This volume also reveals strong life and scientific and technological information. For example: 13, with the Dragon Boat Festival as the background, examine the molecular dynamics theory; Question 24: Taking empty cans as materials, atmospheric pressure, pinhole imaging, the relationship between atmospheric pressure and flow rate, and the properties of charged bodies were investigated. Question 27, based on "* * * car appreciation", examines the calculation of speed and solid pressure. These are close to students' life and reflect the connection between physics and life. There is also: question 15, taking Tianzhou-1 as the material, examines the changes of electromagnetic waves and speed, kinetic energy and mechanical energy; 19 choose combustible ice as the material, and investigate the energy classification, calorific value and specific heat capacity calculation. These two problems are based on the development of national science and technology, plus some scientific and technological elements.

3, 20 18 physics test paper for senior high school entrance examination pays attention to experiment and examination process.

Physics is an experimental science, and this volume attaches great importance to the examination of the "experimental process" of physics. For example, the topic 2 1 investigates the design of the table in the process of ice melting; Question 22: By adding experimental equipment, let the students point out what factors affect the sliding friction. Question 25. Ask the students to answer the experimental phenomena that support the experimental conclusion. All these have investigated the process of physics experiments and reflected the experimental characteristics of physics subjects.

4, 20 18 senior high school entrance examination physics papers attach importance to migration and examination ability.

This volume also attaches great importance to the examination of students' ability. For example, Question (4) of Question 26 examines both the equivalent substitution method and voltammetry. Because there is only a voltmeter and no ammeter in this topic, students need to know that voltmeter and constant resistance can also play the role of ammeter, and need to understand the essence of voltammetry. This little problem needs students' thinking ability very much; The scene of question 28 is the analog control circuit of lighting system, with emphasis on data processing, Ohm's law, electric power, electric power calculation and so on. Students are required to understand the essence of the following "series of changes" through analysis and reasoning, that is, the change of ambient light illumination, the change of photosensitive resistance, the change of voltage at both ends of fixed resistance, and the on-off control of switches. These two questions examine students' knowledge transfer ability and whether they can use physics knowledge flexibly to solve practical problems in the new situation, so as to lay a solid foundation for students to learn physics well in the future.

20 18 physics test papers for senior high school entrance examination are drawn from materials close to life and pay attention to the examination process.

This year's physics test paper for senior high school entrance examination further embodies the educational concept of "student-oriented development" on a stable basis, highlighting the following three characteristics:

First, 20 18 physics test paper for senior high school entrance examination attaches importance to teaching materials and is close to life.

Some questions in this paper come from junior high school physics textbooks (textbooks, activity cards, workbooks), such as 1, questions 4 and 6. Guide teaching to attach importance to teaching materials and return to the source. Another example is the hot news of "China athlete Su 100 meter run", "lever example" and "distinguishing musical instruments" as background materials to examine relevant knowledge. These materials are close to the reality of students' life and embody the characteristics of "from life to physics, from physics to society".

Second, the 20 18 physics test paper highlights the foundation and emphasizes the process.

This paper focuses on the examination of basic knowledge and basic ability, and the coverage of knowledge. In the process of life system, efforts should be made to change the formulation of propositions, prevent guessing and betting on topics, and put an end to complex, difficult and off-topic topics. For example, the pressure calculation of 2 1 question and the parallel circuit calculation of 22 questions all focus on the examination of thinking process. In the part of experimental questions, special emphasis is placed on the examination of the experimental operation process. For example, the experiment on the 24th topic "Exploring the conditions of two forces balance" and the experiment on the 25th topic "Measuring the electric power of a small light bulb" can guide teachers to attach importance to experimental teaching and really let students experience the process of knowledge formation.

Third, the 20 18 physics test paper for the senior high school entrance examination pays attention to thinking and strives for change in stability.

On the basis of keeping the number and types of questions stable, we should give consideration to its proper selection function. On the premise of reducing students' calculation burden, we should further highlight the examination of information acquisition ability, data processing ability and scientific inquiry method, so as to make the examination questions more flexible and meticulous for students' thinking, fundamentally promote the improvement of teachers' teaching methods and guide the transformation of students' learning methods.

1.20 18 Introduction of Physics Test Paper for Senior High School Entrance Examination

The last semester of grade three is the semester that determines the success or failure of the whole senior high school entrance examination. This semester, we will study the two most important and difficult contents of junior middle school physics-pressure and electricity. Electricity and voltage are the contents of the annual senior high school entrance examination, which mainly appear in the form of finale questions in the senior high school entrance examination over the years. Therefore, the mastery of this part of knowledge directly determines the success or failure of the senior high school entrance examination results.

Therefore, the last semester of the third grade is the key half year of junior high school study. Summer vacation plays a connecting role in junior high school learning. Being well prepared can help students face the next semester's study easily. The whole school year of grade three is characterized by tight time and heavy learning tasks. Therefore, the preparation for summer vacation, investing time and energy in physics will bring immediate results, and it will also become the capital of leading general practitioners.

20 18 how much do you know about the physics of the senior high school entrance examination paper?

Let me introduce physics to you from the following five aspects:

1. What is the proportion of physics in the senior high school entrance examination?

As we all know, physics in the senior high school entrance examination accounts for 90 points, which is lower than 150 points other than Chinese. Although the score is slightly lower, the difficulty is similar to that of mathematics. Mathematics is a subject that we have been studying since primary school. There are many questions and related thinking training. As a relatively new discipline, physics has many knowledge points, and the other is the need to flexibly apply physical principles and laws in concrete models, which requires high abstract thinking ability. This ability also takes time to develop.

2. Is the senior high school entrance examination difficult?

Whether physics is difficult or not varies from person to person. Some children are good at summing up and thinking flexibly. They may find physics easy and interesting, but most children generally find physics difficult. Because there are many knowledge points involved, there are five modules: acousto-optic, electric power and thermal power, and each module is subdivided into many complicated contents. After studying in Grade Two, some students may think that physics doesn't need much thinking, but the key and difficult points of junior high school physics haven't officially started. Mastering the latter content is the key to the success of the senior high school entrance examination, which requires long-term physical thinking training.

3. How does the third-grade teacher teach physics?

The third grade is a special year. First, time is tight. Second, the learning task is heavy. In order to catch up with the progress, school teachers usually put the contents of two semesters into one semester and review them in the second semester. However, the focus and difficulty of junior high school physics are in the third grade, so the pressure of last semester will be very great, so we must make full preparations and make better plans.

4. How far is the senior high school entrance examination from us?

After entering the third grade, children will feel that the senior high school entrance examination is very close. They have new knowledge to learn and heavy review tasks to complete. We will have several important exams before the mid-term exam. One-mode exam is very important, because many key middle schools sign contracts with reference to the results of one-mode exam, so we are away from the exam that determines our fate not in June, but in 65438+ 10. In other words, if we start from September, we will only have five months to prepare for this important exam, and if we start preparing for Grade Three in June this year, we will have eight months to prepare for the exam, with more time and a calmer mind.

5. What can we do for children?

Everyone will have different difficulties when learning, and their acceptance of various knowledge points is different. In order to solve this problem, although we have set the same preview course content, the teacher will adjust the progress according to the children's acceptance and the difficulty of knowledge points, and help the children get started quickly with the best teaching rhythm. Before the start of school, we had close contact with the physics of grade three, and it was easy for us to meet this old friend when school started. ;