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1、1Improve the effectiveness of the exploration of chemical operationsAbstract: The work process of the student learning process. This article describes work to improve the chemistry topics, the students finish the questions after the inspection, marking, feedback and correction, and several other asp
2、ects of the effectiveness of the approach. Keywords: increase; chemical operations; exploration Operation is an extension of classroom teaching is the result of teaching the test, consolidation, is to turn knowledge into skills, and attitudes of student ability and emotional values, an important way
3、 to promote student development. To the students staged a certain amount of work, is teaching One important process. In this paper, chemical operations to improve the effectiveness of several links to some research. First, the carefully selected work Good job title is carefully chosen to improve ope
4、rational effectiveness of the premise. Choose chemistry homework questions, the first, 2according to three-dimensional teaching objectives, exercises selected to cover the main objectives, to enable students to consolidate and digest the knowledge, training methods, and to knowledge into the skills
5、and techniques; second is to the students cognitive laws, from the development needs of students intelligence, knowledge base to double as a carrier, the double-base of knowledge, the basic ability and runs through the exercises in the basic method, together with the appropriate amount of thinking c
6、apacity to form can help students develop intellectual and creative talents of exercises; third type to various exercises, such as comprehension, application of, open, explore nature, so that students feel there are interesting, training of students of different capacity; four issues is to make job
7、training and learning at all levels to adapt, and the number and difficulty of control operations. (A) of the students formed the habit of checking work and reflection Students form the habit of checking operations is the key to improve operational effectiveness. Students do homework that often appe
8、ar in the title but 3wrong, many reasons for this situation: First, poor ability to learn or understand the meaning of the questions wrong master problem-solving approach, and second, when the careless mistake moderation requirements of the subject wrong answer. To teach students to check the operat
9、ion of the method: finish the job, the first re-read title, a clear answer requirements; second is to check the answer is correct, without error or whether the norm? through self-examination on the spot and correct errors in work, improve job quality. (B) teach students to reflect on ways to cultiva
10、te students to form the habit of reflection Require students to reflect on after you check the job: The question is what type, what knowledge test points, problem-solving ideas and methods? Step problem solving process and what to pay attention to what issues. Through reflection, both to strengthen
11、the knowledge consolidate, and improve the ability of students to use knowledge and problem-solving ability, improve the learning efficiency. Second, the use of various forms of correcting 4homework Marking job to spend a lot of time and energy teachers for the teachers lot of work from the marking
12、of liberation, so that teachers have more time to study teaching, improve teaching quality, our content according to different job different marking form. Links to free paper download http:/(a) all received full mark. For when they first started to learn the core knowledge and chemical knowledge, so
13、 that all students can understand, using the whole collection all correct form. marking are found in the typical errors and common mistakes job to be recorded, in order to assess the feedback to the students when speaking, so that teachers can control student learning gaps, commenting when the right
14、 remedy, if necessary, after school to poor students to basic counseling. (B) be fully compensated for part of the mark. For the general content of the study, teachers received some all-marking, to reduce the workload of the teacher correcting homework in order to understand the operating conditions
15、 of students. Teachers are the most important thing is to tidy up all kinds of students answer the 5problems and operating the wrong reasons, in order to assess stresses targeted. (C) of the person marking. Every time correcting homework to turn against you after three or four students face to face
16、and ask them to describe problem-solving ideas, or ask them to describe reasons for doing so. The teacher to give appropriate guidance to promote the knowledge the students have learned understanding and methods of control. This is a greater role for students with learning difficulties, and individual counseling through the combination of these duties, will effectively improve the operation of the teaching. (D) students mark each other. During the chapter r
