原始森林生存實(shí)驗(yàn)“某海軍陸戰(zhàn)隊(duì)在原始森林進(jìn)行為時一個月左右的生存實(shí)驗(yàn)，具體要求如下：第一，每個隊(duì)員除了身上穿的衣服外，隨身只能帶三件物品，每件物品不能超過二公斤；第二，隊(duì)員都是由飛機(jī)空降到半徑為1000公里原始森林的中心地帶，要求在一個月時間內(nèi)從森林里走出來。物品有：筆記本電腦、鋼槍、水、餅干、指南針、打火機(jī)、鋼刀、火石。問題：隊(duì)員帶哪三件物品合適？鋼刀、火石、指南針

物質(zhì)能量信息是構(gòu)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、信息和信息社會一、古代信息傳播

烽火告急飛鴿傳書結(jié)繩記事Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社會二、感受身邊的信息從標(biāo)志中，你獲得什么信息呢？Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社會二、感受身邊的信息Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社會想一想：我們身邊還有哪些信息？Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.一、信息和信息社會利用文字、符號、聲音、圖形、圖像等形式作為載體，通過各種渠道傳播的信號、消息、情報或報道等內(nèi)容，稱為信息。什么是信息？書是不是信息？

思考：語言、文字，聲音，圖像，視頻不是信息，而是信息的載體，也是表現(xiàn)形態(tài)。信息是通過載體來表示（表達(dá)）和傳播（傳遞）的。書是文字、圖像的載體，也是信息的載體。而書本身不是信息。Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息具有可傳遞性Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：蕭伯納名言：“你有一個蘋果，我有一個蘋果，彼此交換一下，我們?nèi)匀皇歉饔幸粋€蘋果；但你有一種思想，我有一種思想，彼此交換一下，我們就都有了兩種思想。”

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：信息依附載體且可變換Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息的價值具有相對性1、韓國仁川正在召開亞運(yùn)會；2、習(xí)主席訪問四國回京；3、學(xué)校對面的商店正在搞優(yōu)惠促銷活動；4、十一全校放七天假；5、今天下午全校教師開會；6、今天吳忠市的天氣預(yù)報；7、今天下午全校大掃除；8、吳忠市國貿(mào)大廈正在清倉處理；Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.信息的基本特征：信息的價值具有時效性從前，有兩家人是鄰居，王家賣油、張家賣日歷。王家媳婦每次賣油時都會偷偷省下一小勺油，到年底時，就積攢了一罐油，再賣掉它，就有了過年的錢。而張家媳婦看在眼里十分羨慕，也學(xué)王家媳婦的樣子，每個月也都偷偷省下一本日歷，可等到年底卻沒換到錢？為什么？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?zhèn)涡訲extText時效性真?zhèn)涡钥蓚鬟f性相對性依附載體可共享性基本特征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、信息的獲取與處理常見的信息獲取工具：Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.2、信息的獲取與處理處理信息的工具：Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響你對IT知多少？

信息的獲取、處理（存儲、分析、加工）、傳遞和利用的技術(shù)稱為信息技術(shù)。InformationTechnologySilverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響（1）促進(jìn)了科學(xué)技術(shù)的進(jìn)步Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響（2）方便了人們的交流Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響（3）改變了人們的工作和生活方式Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響（4）提供了良好的學(xué)習(xí)環(huán)境Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworkswithasoftwarepackagetoenhanceitscapability.Forexample,plug-insusedinPhotoshoptoaddafilterforsomespecialeffect.OtherexamplesofPlug-insareMacromediaFlash,DigitalVideoExpress(Divx)Playerplug-in,WindowsMediaPlayeretc.3、信息技術(shù)對人類社會的影響任何事物都具有兩面性，信息技術(shù)也不例外，它在給人類帶來福音的同時也帶來了危害。信息泛濫。信息污染。信息犯罪。Silverlightisacross-browser,cross-platformplug-in**Anauxiliaryprogramthatworks