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人教版新课标高中物理必修2功率说课稿2篇
（一）、复习提问1、请说出功的计算公式及功的单位2、我们用哪个物理量表示物体运动的快慢？（二）、创设情景，引入新课1、播放多媒体素材，用起重机和一个工人搬运几百块砖比较哪一种方法好？图中的情景说明了什么问题?（教师通过所设计的情景，将学生引入怎样比较做功快慢，让学生发表自己的看法，初步知道物体做功是有快慢之分的。）（三）、进行新课1、比较做功快慢的方法播放多媒体素材并提出问题：怎样比较两个人谁做功快谁做功慢？教师启发：以前学习过要比较两物体运动的快慢，可以先确定路程再比较时间，也可以先确定时间再比较路程。在路程和时间都不同时，通过计算速度比较两物体运动的快慢。同理，要比较物体做功的快慢可采用什么方法？
人教版新课标高中物理必修2功说课稿2篇
探究一：高中阶段功的含义是什么？投影：初中九年级《物理》105页学生思考：①图中物体的势能、动能分别如何变化？②物体能量的变化和做功是否存在关系？学生:分组讨论，得出结论：如果物体的能量发生变化时，说明有力对物体做了功。教师:进行点评和小结(设计意图：对初中知识深化理论认识，并为以后功能关系的教学作准备)探究二：力对物体做功的两个要素是什么？情景再现：找体重相对悬殊的两位同学，①A同学试图抱起B同学，但没成功。②B同学抱起A同学在教室内匀速走动。学生思考：在①中，A是否对B做功？在②中，B是否对A做功？学生:分析得出做功的两要素：物体受到力的作用，并且在力的方向上发生位移.教师:让学生分别例举生活中力对物体做功和不做功的例子，（设计意图：让学生亲身参与课堂实验，烘托课堂气氛，相互协作增进同学情谊）探究三：如果物体的位移不再力的方向上，那么力是否还对物体做功？
人教版高中历史必修2大众传媒的变迁说课稿
教学内容与分析本课内容是大众传媒的变迁，首先解题，了解什么是大众传媒。大众传媒就是传播大众信息的媒体，进入近代社会以来，人与人之间的联系变得越来越密切，社会化程度大大加深，需要有一种大众化、传播速度快、传播范围广的媒介作为人与人之间进行信息沟通的渠道，人类社会的传媒手段应运而生，可由学生总结出有哪些主要的方式。报刊、影视、广播，这三种大众传播媒体的依次出现，给人们的生活方式带来了巨大的变化，被称为三大媒介。由于互联网同报纸、广播和电视三大媒介一样，具有传播信息的功能，所以被称为“第四媒介”，即“网络媒介”。通过本节课的学习使学生了解中国近代社会生活的变化，体会历史和时代发展的必然性，能够站在发展的角度、用历史的眼光思考问题。
人教版高中历史必修1鸦片战争说课稿2篇
“第二次鸦片战争”爆发的原因的讲析，可通过出示英国在鸦片战争后在中国与洪都拉斯的正当贸易对比表，让学生观察和创设情景来得出结论。战争的经过及影响,可以通过两次鸦片战争形势图,以及一张相关的表格,从战争的根本目的、性质、过程及影响等方面来比较两次战争的异同，从而让学生理解掌握“战火再燃”其实就是中英鸦片战争的继续和扩大。并理解“第二次鸦片战争”的如何使中国社会半殖民地半封建化的程度大大加深了。并突出英法两国殖民者在占领北京期间所犯的滔天罪行。3、结：结合板书设计，让生自己总结这节课所学的内容，并通过课后习题练于讲相结合，来巩固本课知识。在此基础上对本课线索及主要知识点进行简要的梳理。4、课题延伸：教材后探究学习总结中的一段材料，即《英国驻华商务监督义律致英国外交大臣巴麦尊的机密件》，让学生究义律对中国发动鸦片战争原因的说辞来展开探讨，启发学生运用辨证唯物主义的基本观点，澄清和批驳在在一问题上的一些错误和谬论，从而提高学生辨别是非的能力和批判的能力．
人教版高中生物必修2伴性遗传说课稿
（1观察图解，色盲基因在性别间是如何传递的呢？（女--女、女--男、男--女）（2）为什么不能由男性传给男性？（色盲基因是在X染色体上，因此色盲基因是随X染色体的传递而传递。）（3）男性的色盲基因怎样才能传给男性呢？（通过女儿，传给外孙即交叉遗传）（4）从图解看色盲在男女中的发病情况怎样？（男性多于女性）（5）从社会调查也是这样，你是否能从基因和染色体的角度加以解释？（提示：女性染色体的构成，结合基因位置及显隐性进行分析）归纳特点：归纳出色盲基因遗传的特点并扩展到X染色体隐性遗传的特点上。色盲基因遗传（X隐性遗传）的特点：（1）男患者多于女患者（2）交叉遗传（3）女病儿子必病，男正女儿必正等。问题探讨：利用“遗传图解”结合“问题链”继续探讨，拓展到抗维生素D即X 染色体显性遗传的特点。（6）色盲基因在X染色体上属隐性基因，子代表现男多于女，对应的正常色觉基因则属于X显性基因，子代表现应如何？（女多于男）
人教版高中生物必修1细胞的癌变说课稿
5．5癌症的预防作为本节最重要内容，且与生活息息相关，我采用老师引导、学生讨论总结的方法进行教学。从生活各方面总结出保健良方 ，既对知识有很好应用，又体现对生命的热爱。此时，本节课达到高潮，同学们意气风发，热烈讨论，实现本节课的教学目标。5．6 癌症的治疗通过讲述癌症治疗方法的副作用，激发学生探究生物学欲望，激励学生立志除癌。 在此，我选用一则关于一名癌症晚期病人运用心理疗法成功战胜癌症的故事，在于对不同层次的学生进行多方面启发教育，体现面向全体学生的课程理念。5．7 愉悦总结，及时反馈本节知识点零散，我将带领学生回忆浏览本节内容，使零散知识点系统化。在课堂反馈环节，我通过简单练习采用分组竞答的方式把握学生对知识的掌握程度，并给予表现突出的学生适当奖励，这是本节课第三个亮点。竞答既使课堂显得紧凑、集中，又有利于形成学生的竞争意识，还使得学生的知识得以巩固应用。
人教版高中生物必修2DNA的复制说课稿
设问：DNA复制后两个子代DNA分子与亲代DNA分子是否完全相同？为什么？通过设问，让学生进一步理解和巩固DNA复制的全过程。接下来让学生总结出DNA复制的四大基本条件：① 模板：开始解旋的DNA分子的两条单链；② 原料：是游离在核液中的脱氧核苷酸；③ 能量：是通过水解ATP提供；④ 酶：酶是指一个酶系统，不仅仅是指一种解旋酶。最后通过以上分析，总结出DNA复制的意义以及在生活中的应用：意义：DNA通过复制，使遗传信息从亲代传给子代，从而保证了物种的相对稳定性，保持了遗传信息的连续性，使物种得以延续。应用：目前DNA分子广泛应用于刑事案件侦破等方面：如：DNA分子是亲子鉴定的主要证据之一。把案犯在现场留下的毛发、血等进行分析作为破案的证据，与DNA有关。五、设计课堂练习：设计一题典型课堂练习：即有关半保留复制及计算的习题：
人教版高中生物必修2遗传密码的破译说课稿
3、遗传密码的特点 连续性、简并性、通用性5、课堂练习6、作业布置假如，我们利用(ACU)n核苷酸长链合成了含有苏氨酸的多肽，那么苏氨酸可能的密码子有哪些？如何运用实验方法确证苏氨酸的密码子究竟是什么？七、教学反思1、教材中丰富的科学史料，是我们在课堂上进行探究性学习活动的良好素材，教师要整理和运用好。千万不要低估学生的思维能力，当学生的思维能力被你想方设法激发出来的时候，你会发现他们的创造力是无穷的。2、探究性学习的目的并不仅仅是问题的解决，更重要的是在探究过程中体验和获取科学研究方法，培养合作与分享的精神以及实事求是的科学态度，锻炼思维能力，提高科学素养。3、学生是学习的主体，教师是引导者。我们要采取措施让学生积极主动地参与到学习活动中来，通过他们的思考、讨论、争辩、合作等活动来获取方法，建构知识。
人教版高中生物必修2染色体变异说课稿
四、说教学程序（一）.温故知新、导入新课复习提问:基因突变导致生物变异的原因是什么?回答:基因突变是基因结构发生改变，从而使遗传信息改变，使蛋白质结构改变、生物性状改变，即生物发生了变异。那么，基因是什么?它和染色体又有何关系?回答:基因是有遗传效应的DNA片断，染色体是DNA的载体，基因在染色体上呈线形排列。引出新知:对于一个生物体来说，正常情况下，其染色体的结构和数量都是稳定的。但在自然条件或人为因素的影响下，染色体的结构和数量均会发生改变，从而导致生物性状的改变，这就属于染色体变异。（二）.把握重点、突破难点重点的把握：1、染色体结构的变异播放影片:猫叫综合征幼儿。让学生观察: 患儿哭声轻、音调高，很像猫叫。教师补充: 患儿的征状---两眼较低、耳位低下，存在着严重的智力障碍。阐述病因---染色体片段缺失
人教版高中英语必修1Journey Down the Mekong说课稿
2. let the Ss complete the forms paragraph by paragraph. Purpose here is to help Ss to get the habit of reading a passage as a whole, and pay attention to the organization of the text, as a result the Ss will fully understand the whole passage.3. ask Ss to retell the passage with the help of the key words in the form.Since the Ss in the class are in different levels, so I let them to fill in the blank to understand the meaning of the words and phrases better. ( That’s all for the while-reading. Now let’s move to the fifth step.)Step V: Post-reading (10mins) ---DiscussionIn this part students are asked to discuss in groups and list Wang Kun’s and Wang Wei’s attitudes about the trip. After that, Ss are encouraged to express their attitudes with the whole class. Collect their answers and don’t forget to praise them even if their answers may not be perfect.In this activity, discussion provides a vivid and active learning environment for Ss to communicate in English with newly learned language items. (Finally it comes to the homework.)StepⅥ: Homework (1min)1. Ss are required to read the text again after class and figure out the meaning of some complex sentences.2. Do the exercises on P19; This can help Ss to consolidate what they’ve learnt and make preparation for the next lessonPart4. Blackboard design.（说板书设计）On the top, there is the title of this lesson. On the left, there are main ideas for each paragraph. On the right, there are some new words and expressions.Unit 3 Travel journalJourney down the MekongMain idea of each para.:Para1: deciding to take a great bike trip along the Mekong river.Para2: Different attitudes between Wang kun and Wang wei.
人教版高中英语必修4Body Language说课稿4篇
Textbook: Senior English for China (Book 4), by Liu Daoyi Time Allotment: 1 period (40 minutes)Date: March 20, 2014Teaching aids: blackboard, Multi-media, Power Point, chalk I. Text Analysis （教材分析）This unit is about body language, and the text selected in the reading part demonstrates the difference and similarity of body language in many parts of the world. Through learning this passage, students are required to raise their awareness of using body language in different parts of the world. As body language is closely related to our daily life, it is easy to arouse students’ interest in learning this text. Reading skills and speaking training are designed around the text.II. Teaching Objectives （教学目标）By the end of the lesson, students will be able to:1. Language Skill Objective（语言技能目标）: develop reading ability （skimming and scanning）as well as speaking ability.2. Cultural Knowledge Objective（文化知识目标）: know about the cultural differences of using body language.3. Affective Objective（情感目标）: increase students’ awareness of using body language correctly in different cultures. III.Teaching Focuses and Difficulties（教学重点和难点）1. Teaching Focuses（教学重点）: the difference and similarity of body language in many parts of the world.2. Teaching Difficulties（教学难点）: develop students’ reading abilities of skimming and scanning and ask the students to show their opinions with fluent English.
人教版高中英语必修1Anne's best friend说课稿
Step 7 Language points 1．Vocabulary (1) go through (2) set down (3) a series of (4) on purpose (5) in order to (6)at dusk (7)entirely (8)face to face 2．Important sentences (1)…I’ve grown so crazy about everything to do with nature. (2)There was a time when … (3)I stayed awake on purpose until … (4)It was the first time … that I’d seen the night … (5)It’s no pleasure looking through … Purpose: 1．Master the required vocabulary and sentence structures. 2．Use them freely. Step 8 Consolidation 1．Find out the topic sentences 2．Retell the text according to the topic sentences Purpose: I want to know if my students understand the text. Step 9 Discussion Imagine you have to go into hiding like Anne and her family, what would you miss most? Giveyour reasons. Purpose: Train Ss’ oral English ability. Step 10 Homework Write an article on Friends. Purpose: 1． Improve the Ss’ writing ability. 2 Train the Ss’ ability of self—teaching and looking up information by themselves. Part 5 Blackboard design（说板书设计）Unit 1 Friendship Reading Anne’s Best Friend 1．Main idea of each paragraph: Para. 1 Anne made her diary her best friend. Para .2 Anne wrote her feelings in her diary. Para .3 Anne missed nature. Para.4 Anne saw the night face to face Para.5 Anne wanted to experience nature outdoors. 2．Listening: Exx.1 P3 3．Discussion: Exx.3 P3 Purpose: 1．Make Ss familiar with the passage 2．Make the design inductive, instructive and artistic.
人教版高中英语必修1English around the world说课稿
(3)v. 给：提出；展现，显现present sb. with sth. ; present sth. to sb. 把. . 交给；颁发；授予present sth. (for sth. )/present sth. to sb. e. g. Om his birthday, his friends presented him a collection of stamps. 在他生日时，他的朋友们送给他一套邮票作为礼物。The sword was presented by the family to the museum. 这家人把宝剑捐赠给了博物馆。The committee will present the final report to Parliament in June. 委员会将在六月向议会提交最后的报告。You need to present yourself better. 你需要更善于展现自己。It is essential that we present a united front. 至关重要的是我们要表现得更加团结。Step 4 ConsolidationT:Now that we have got a general idea of these words and phrases. Lets make up some sentences using them to master them. Suggested sentences:1. Your duties include typing letters and answering the telephone. 2. It is one of the greatest roles that she has played. 3. A large number of people have applied for the job. 4. The number of the panda is declining. 5. I'11 go there, even if I have to walk. 6. He came up to me to ask for a light. 7. The novel is about a family who can't communicate with each other. 8. He based his plan on interests of most people. 9. Why doesn't he make use of his singing talent?Step 5 Summary and homeworkT:Today we dealt with several new words and phrases. After class I hope that youcan read them again and again to keep them in mind. That's all for today. You aredismissed.
人教版高中英语必修1Nelson Mandela--A Modern Hero说课稿
In this step, give students a few minutes to read the passage . While they are reading, I will write some key words of the text on the blackboard. Then ask students to retell the passage according to the key words.By retelling, students can improve their ability of language organization and have an overall understanding of the article.Step 4 Group discussionIn this step, students will be divided into groups of 4 to discussion the following question: What qualities make a great person?After their discussion, invite a few groups to make a report to the class.This group discussion can practice students’ oral English and cultivate their abilities of cooperation and communication.Step 5. HomeworkLet students write a short passage to introduce a great person he or she admires.The homework can consolidate the knowledge the students have learned and cultivate their writing ability. Part 6 Blackboard Design（板书设计）That’s all my teaching procedures. Finally, I’d like to say sth about part 6 blackboard design. On the top is the title. On the left, there will be some new words and expressions. In the middle of the blackboard, I will write some useful sentence structures so that the students can know clearly what they’ve learned and then try to master the knowledge.OK. That’s all for my presentation. Thank you for your attention.
人教版高中英语必修2Cultural Relics说课稿2篇
Ⅲ. Analysis of the teaching material:The topic of this unit is cultural relics. Students are quite interested in topics about different cultures around the world. This is the second period of the whole unit. As a reading class, the passage mainly talks about the history of the amber room (how it was made, sent as a gift, lost and rebuilt).According to the new national curriculum, when teaching reading, much emphasis should be put on training the students’ reading skills.Ⅳ. Teaching objectives1. Language objectives:1) Students are required to master the key words and phrases occurred in the passage (e.g. amazing, decorate, belong, in return, less than etc.)2) Students are required to learn the attributive clause and acquire the sentence pattern.2. 1) Students are required to describe a certain thing by using the new sentence patterns.2) Students are required to master two kinds of reading skills—skimming and scanning, and learn to use them in their daily reading.3. 1) Students are required to know the history of the amber room.2) Students are required to appreciate cultural relics and understand the importance of protecting them.Ⅴ. Teaching important and difficult points1) the new words, phrases, and sentence pattern in the course of reading.2) Teaching difficult point: Help the students master two kinds of reading skills—skimmingand scanning and learn to apply them in daily use.Ⅵ. Teaching methods:Task-based method & Top-down model Ⅶ. Teaching aids: PPT, pictures, blackboard Ⅷ. Teaching procedure:
人教版高中英语必修2The Olympic Games说课稿2篇
Purpose of my design:To ask the students to do these two tasks will make the Ss predict the story of this passage. As a result, it will deepen Ss’ memory of this story because they will have their own understanding of this story.Step 3. While-readingTask 1. (Individual work _____min)Skimming: ask students to skim the text and the main ideas of each paragraph in this passage. Please read it quickly and then match the sentences with the letters.Task 2. (Individual work _____min)Scanning: read the text quickly and decide the whether the following statements are true or false and give reasons.Task 3. (Pair work _____min)Listen to the tape and fill in the banks. Then read the paragraph with expression to your partner.Task4 (individual work min)Listen to the tape again and write down the main idea in one sentence.Purpose of my design: Enable students to understand the given material better by using different reading skills. And proper competition can arouse the Ss’ interest in English learning. “Task-based” teaching method is used here todevelop the Ss’ ability of communication and also their ability of co-operation will be well trainedStep 4. Post-readingTask 1. (Individual work, pair work, group work, class work; _____min)Discussion (group of 4):1. If you were Hippomenes, would you run against Atlanta?2. Do you think Hippomenes deserved to win the race? Why or why not?Step 5. HomeworkPlease read the story again carefully after class and imagine: What will happen during the race between Hippomenes and Atlanta? Who do you think will win the race? Do you think Atlanta would marry Hippomenes? Write an end for the story with thses questions.Purpose of my design: Homework is so important and necessary for to master the knowledge they learned after class. It will check whether the Ss achieve the teaching aims.Part 5 Blackboard design
人教版高中英语必修4Women of achievement说课稿4篇
Good morning, distinguished judges:It’s my honor to talk about my teaching ideas with you. Today my topic is Women of Achievement. My presentation consists of six parts: the analysis of teaching material and student, teaching aims, key and difficult points, teaching and studying method, teaching procedures and blackboard design.First, let’s focus on the analysis of teaching material. This lesson is from New Senior English for China Student’s Book 4 Unit 1, the reading part. The main topic of the passage is the introduction of a student of Africanwildlife. After this lesson, the students will learn more information about her studying chimps in Africa, and their reading and speaking abilities can be developed as well.The next part is the analysis of students. My students are in senior high students. They have learnt English for many years, they’ve known many words and sentences, but their speaking and reading abilities are still not very good. So I will practice their speaking and reading abilities through different exercises.According to the New Standard Curriculum and the present situation, I set the teaching aims as follows: firstly, knowledge aims. Students can grasp some new words, such as worthwhile, move off. Moreover, students can understand the content of the passage and get familiar with the topic of studying chimps in wildlife. Secondly, ability aims. Students can use reading strategies such as skimming and scanning in reading process. Thirdly, emotional aims. Students can have the awareness of protecting animals and care about animals.Based on the above analysis, the key point of this lesson is to get the main idea and the detailed information from the passage; the difficult point is to talk about the wildlife protection and use reading strategies.
人教版高中英语必修5First aid说课稿6篇
In this class, I have 3 teaching aims, that is, knowledge aims, ability aims and emotion aims.1) Knowledge-Teach students new words and expressions, such as temporary, bleed,sprain choke, first aid, fall ill and so on.-Enable students to have a better understanding for some basic knowledge of first aid.2) Ability-Train students’ speaking, reading and writing abilities by different teaching activities, such as skimming, comprehending, team work, role play, retelling and writing.-Develop students’ reading strategy on how to move general idea to specific information.3) Emotion-Promote students’ awareness of giving first aid.- Cultivate students’ creativities.Then let’s come to my teaching methods and activities.III. Teaching methods and activities:To achieve different teaching aims, various kinds of teaching methods and activities will be adopted throughout this period, such as TBL (task-based learning), skimming, team work, brainstorm and others, which can offer students opportunities to fulfill tasks in which they can use language to achieve a specific outcome.IV. Teaching aids:Computer and blackboardV. Teaching important points:1) Make students have a clear mind for the structure of the text.2) Help students understand the theme of the text.VI. Teaching difficulties:1) So many new words may affect students’ understanding.2) How to get students to know about the functions of the skin and thecauses, characteristics and treatments for different degree burns,and the knowledge about giving first aid. VII. Blackboard design:
人教版高中英语必修5Great scientists说课稿4篇
通过写文章梗概，培养学生综合运用语言的能力，学习用恰当的英语描述科学家的故事。这是本课的教学难点。教师可以使用完形填空的方式来帮助学生整理语篇，从而来降低难度。本课的教学重点的突破方法是：在阅读前，让学生初步了解得出科学观点所需要的基本程序，从而轻松而自然地导入文章的阅读；在阅读过程中，由易到难设计快速阅读和精读的问题，层层推进各种阅读活动，让学生对阅读内容从整体感知到细节理解，最后深层读懂整篇文章，同时加强阅读策略的指导，让每个学生都主动参与课堂教学活动，最终达到提高阅读能力的目的。Step 4 Post-readingGroup Activities四人小组共同合作，在老师的适当指导下，就以下2个问题展开讨论，让学生就所知、所学、所感和所想融入话题，然后抽若干同学代表作小组发言。1. What do you think about John Snow, and what should we learn from him?2. Cholera was 19th century disease, which two diseases are similar to cholera today? Why?
人教版高中英语必修5Life in the Future说课稿5篇
Good afternoon, everyone. It’s my great pleasure to be here sharing my lesson with you. The content of my lesson is Senior English for China Book5 Unit 3 Life in the Future. I’ll be ready to begin this lesson from six parts: Analysis of the teaching material, Analysis of the students, Teaching aims and important and difficult points, Teaching methods and aids, Teaching procedures, and Blackboard design. First, let me talk about the teaching material.Part 1 Analysis of the Teaching Material:This unit is about what human beings’ life will be like in about one thousand years. By studying of this unit, we’ll Enable the students to know the changes in humans’ life and some new inventions bringing about the change and develop the interest in science. This lesson plays an important part in the English teaching in this unit. This is an important lesson in Book Five. From this lesson, it starts asking the Ss to grasp contents of each passage. Therefore, this lesson is in the important position of the teaching material. If the Ss can learn it well, it will be helpful to make the Ss learn the rest of this unit.Part 2 Analysis of the SsAs Senior2 Ss, they are at different levels of English fluency, some of them have lost interest in English. So during the lesson, I arrange a variety of activities to let all of them join in to attract their interest and let them be confident and taste the joy of success.