阅读材料,根据要求完成教学设计。
材料下面是高中物理某教材重力势能的一节中关于物体沿不同路径下落时重力做的功的实验示意图。
任务:
(1)重力势能这节课在教材中的作用。(4分)
(2)基于以上实验,设计一个师生交流的教学方案。(8分)
阅读材料,根据要求完成教学设计任务。
材料一《义务教育物理课程标准(2011年版)》关于“动能”的内容要求为:“知道动能、势能和机械能。通过实验,了解动能和势能的相互转化。”材料二义务教育八年级物理某版本教科书“动能和势能”一节,关于“探究物体的动能跟哪些因素有关”的探究实验如图:
1)让同一钢球A分别从不同的高度由静止开始滚下,钢球运动到水平面时的快慢一样吗?哪次木块B被撞得远?
实验表明,钢球从高处滚下,高度h越高,钢球运动到水平面时速度越 ,木块B被撞得越远。所以,质量相同时,钢球的速度越大,动能越 。
2)改变钢球的质量,让不同的钢球从同一高度由静止开始滚下。哪个钢球把木块B撞得远?
实验表明,速度相同时,质量越 的钢球将木块B撞得越远。所以,钢球的速度相同时,质量越大,动能越 。
材料三教学对象为义务教育八年级学生,已学过功的相关知识。
任务:
(1)简述动能的概念。(4分)
(2)根据上述材料,完成“探究物体的动能跟哪些因素有关”学习内容的教学设计。教学设计要求包括:教学目标、教学重点、教学过程(要求含有教师活动、学生活动、设计意图,可以采用表格式或叙述式)等。(24分)
患者于1年前洗澡时无意中发现左大腿根部有一半球形软性包块,无红肿疼痛,在长时间站立或咳嗽时包块可增大,平卧后可缓慢变小 。未行任何治疗 。4小时前,肿块突然增大,变硬,疼痛 。感下腹阵发性疼痛,恶心,呕吐胃内容物2次,量约500ml 。
查体:T37 .1℃,P72次/分,R20次/分,BP130/90mmHg 。体态略胖 。心肺未见异常 。腹部稍隆起,下腹可见肠型,腹肌紧张,压痛(+),无反跳痛,移动性浊音阴性,肠鸣音亢进 。右大腿根部可见3cm×4cm大小之半球形肿块,压痛明显,活动度差,平卧位不能消失 。
辅助检查:血红蛋白110g/L,白细胞12×10
/L,红细胞4 .0×10
/L 。腹部平片未见膈下游离气体,肠间可见多个液气平面 。要求:根据以上病历摘要,请写出初步诊断、诊断依据(如有两个以上诊断,应分别写出各自诊断依据,未分别写出扣分)、鉴别诊断、进一步检查与治疗原则 。
阅读材料,根据要求完成教学设计。
教学内容:计算机与信息安全
教学分析:随着网络的不断发展,计算机与信息安全问题已成为人们越来越关注的话题。本节内容首先指出计算机安全的重要性,引出计算机病毒及其防护的相关知识,为学生揭开计算机病毒的神秘面纱,让学生学会主动防范病毒,使学生认识到遵守使用计算机良好道德规范及提升网络信息防范意识的重要性。本节内容虽然以理论知识呈现,但现实意义和教育意义较大,不容忽视。
教学对象:初三学生(已掌握使用互联网搜索信息的相关知识)
依据上述材料,完成下列任务:
(1)设计本节课的教学目标。(12分)
(2)设计本节课的教学重难点。(8分)
(3)写出本节课教学过程的主要环节。(15分)
病例摘要
(1)主诉:左面部被人用拳击打肿痛7天,加重2天 。
(2)现病史:7天前左面部被人用拳击打,肿痛至今,2天前,肿痛加重 。伴全身发热38 .8℃2天,经口服抗生素无效就诊 。
(3)检查:左侧颊面部弥漫性肿胀,局部皮肤发红,皮温增高,有明显触压痛,可触及凹陷性水肿;开口度约0 .5 cm,左侧颊黏膜红肿,相当于左上第二前磨牙及左上第一磨牙处轻度糜烂,穿刺检查可抽出灰白色黏稠脓液 。左上5稍松动,叩痛(±),周围牙龈组织稍红 。X线片示:左上5牙周膜稍增宽,余未见明显异常 。
设计任务:请阅读下面学生信息和语言素材,设计一节20分钟的英语阅读课的教案。教案没有固定格式,但须包含下列要点:
●teaching objectives
●teaching contents
●key and difficult points
●major steps and time allocation
●activities and justifications
教学时间:20分钟
学生概况:某城镇普通中学高中一年级(第一学期)学生。班级人数40人。多数学生已经达到《普通高中英语课程标准(实验)》六级水平。学生课堂参与积极性一般。
语言素材:
Who am I?
Over time I have been changed quite a lot. I began as a calculating machine in France in 1642.
Although I was young I could simplify difficult sums.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. After I was programmed by an operator who used cards with holes,I could "think"logically and produce an answer quicker than any person. At that time, it was considered a technological revolution and the start of my "artificial intelligence". In 1936 my real father, Alan Turing, wrote a book about how I could be made to work as a"universal machine"to solve any difficult mathematical problem. From then on, I grew rapidly both in size and in brainpower. By the 1940s I had grown as large as a room, and I wondered if I would grow any larger. However, this reality also worried my designers. As time went by, I was made smaller. First as a PC(personal computer) and then as a laptop, I have been used in offices and homes since the 1970s.
These changes only became possible as my memory improved. First it was stored in tubes, then on transistors and later on very small chips. As a result, I totally changed my shape. As I have grown older I have also grown smaller. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told! And my memory became so large that even I couldn't believe it! But I was always so lonely standing there by myself, until in the early 1960s they gave me a family connected by a network. I was able to share my knowledge with others through the World Wide Web.
Since the 1970s many new applications have been found for me. I have become very important in communication, finance and trade. I have also been put into robots and used to make mobile phones as well as help with medical operations. I have even been put into space rockets and sent to explore the Moon and Mars. Anyhow, my goal is to provide humans with a life of high quality. I am now truly filled with happiness that I am a devoted friend and helper of the human race!
阅读下面的材料,按要求作文。
习近平总书记指出:国家繁荣、民族振兴、教育发展,需要我们大力培养高素质专业化的教师队伍。全国广大教师要做有理想信念、有道德情操、有扎实知识、有仁爱之心的好老师,为发展具有中国特色、世界水平的现代教育,培养社会主义事业建设者和接班人做出更大贡献。
习总书记强调,今天的学生就是未来实现中华民族伟大复兴中国梦的主力军,广大教师就是打造这支中华民族“梦之队”的筑梦人。希望全国广大教师把全部精力和满腔真情献给教育事业,在教书育人的工作中不断创造新业绩。
根据上面文字所引发的联想和思考,写一篇文章。
要求:文体自选,立意自定,标题自拟;不少于800字。
户外活动时,中班幼儿莎莎跑到老师的面前告状说:“云云霸着小汽车,开了好久,不让我开。”
(1)面对孩子的冲突,你的第一反应是什么,请描述出来。(3分)
(2)如果你是老师,你会怎样处理这件事?(9分)