信息和信息社会

原始森林生存实验“某海军陆战队在原始森林进行为时一个月左右的生存实验，具体要求如下：第一，每个队员除了身上穿的衣服外，随身只能带三件物品，每件物品不能超过二公斤；第二，队员都是由飞机空降到半径为1000公里原始森林的中心地带，要求在一个月时间内从森林里走出来。物品有：笔记本电脑、钢枪、水、饼干、指南针、打火机、钢刀、火石。问题：队员带哪三件物品合适？钢刀、火石、指南针

物质能量信息是构成世界的三大要素Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社会一、古代信息传播

烽火告急飞鸽传书结绳记事Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社会二、感受身边的信息从标志中，你获得什么信息呢？Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社会二、感受身边的信息Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社会想一想：我们身边还有哪些信息？Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社会利用文字、符号、声音、图形、图像等形式作为载体，通过各种渠道传播的信号、消息、情报或报道等内容，称为信息。什么是信息？书是不是信息？

思考：语言、文字，声音，图像，视频不是信息，而是信息的载体，也是表现形态。信息是通过载体来表示（表达）和传播（传递）的。书是文字、图像的载体，也是信息的载体。而书本身不是信息。Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息具有可传递性Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：萧伯纳名言：“你有一个苹果，我有一个苹果，彼此交换一下，我们仍然是各有一个苹果；但你有一种思想，我有一种思想，彼此交换一下，我们就都有了两种思想。”

信息具有可共享性Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息依附载体且可变换Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息的价值具有相对性1、韩国仁川正在召开亚运会；2、习主席访问四国回京；3、学校对面的商店正在搞优惠促销活动；4、十一全校放七天假；5、今天下午全校教师开会；6、今天吴忠市的天气预报；7、今天下午全校大扫除；8、吴忠市国贸大厦正在清仓处理；Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息的价值具有时效性从前，有两家人是邻居，王家卖油、张家卖日历。王家媳妇每次卖油时都会偷偷省下一小勺油，到年底时，就积攒了一罐油，再卖掉它，就有了过年的钱。而张家媳妇看在眼里十分羡慕，也学王家媳妇的样子，每个月也都偷偷省下一本日历，可等到年底却没换到钱？为什么？Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息具有真伪性TextText时效性真伪性可传递性相对性依附载体可共享性基本特征1、信息的基本特征Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.2、信息的获取与处理常见的信息获取工具：Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.2、信息的获取与处理处理信息的工具：Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响你对IT知多少？

信息的获取、处理（存储、分析、加工）、传递和利用的技术称为信息技术。InformationTechnologySilverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响（1）促进了科学技术的进步Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响（2）方便了人们的交流Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响（3）改变了人们的工作和生活方式Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响（4）提供了良好的学习环境Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技术对人类社会的影响任何事物都具有两面性，信息技术也不例外，它在给人类带来福音的同时也带来了危害。信息泛滥。信息污染。信息犯罪。Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworks