高二英語(yǔ)下學(xué)期Unit13 The properties of water課件

Unit 13 The Water PlanetThe Properties of WaterQuestions for listening:Oceans:_Marian life:_species995 millionChemical structureWater molecule structure:Influence:Two hydrogen atoms and one oxygen atom1.It can break down both solids and gases.2.The chemical structure also makes it different from almost everything else on earth.SalinityThe salinity of the earths ocean:Influence:About 35 parts per thousandAffects both its weight and freezing point./heavier than pure waterlower than pure waterDensityDefinition:Measurement:The density of pure water:Influence:The change when being frozen:It is the relationship between mass and volume.Kilogrammes per cubic meter(kg/m3)1,000 kg/m3Make the marine animals float around the sea.Its density decreases.Heat capacityDefinition:The heat capacity of water:Influence:It is the amount of energy it takes to raise the temperature of a substance by one degree centigradeRelatively high-absorb and give off a lot of heat without big changes in temperature.Make a stable environment.Ocean motionOcean motion:Influence:It is always moving.Add the energy to the marine ecosystems and moves nutrients arounddense waterLess dense water9、靜夜四無鄰，荒居舊業(yè)貧。2022-10-12022-10-1Saturday,October 01,202210、雨中黃葉樹，燈下白頭人。2022-10-12022-10-12022-10-110/1/2022 4:56:58 PM11、以我獨(dú)沈久，愧君相見頻。2022-10-12022-10-12022-10-1Oct-221-Oct-2212、故人江海別，幾度隔山川。2022-10-12022-10-12022-10-1Saturday,October 01,202213、乍見翻疑夢(mèng)，相悲各問年。2022-10-12022-10-12022-10-12022-10-110/1/202214、他鄉(xiāng)生白發(fā)，舊國(guó)見青山。2022年10月1日星期六2022-10-12022-10-12022-10-115、比不了得就不比，得不到的就不要。2022年10月2022-10-12022-10-12022-10-110/1/202216、行動(dòng)出成果，工作出財(cái)富。2022-10-12022-10-1October 1,202217、做前，能夠環(huán)視四周；做時(shí)，你只能或者最好沿著以腳為起點(diǎn)的射線向前。2022-10-12022-10-12022-10-12022-10-19、沒有失敗，只有暫時(shí)停止成功！。2022-10-12022-10-1Saturday,October 01,202210、很多事情努力了未必有結(jié)果，但是不努力卻什么改變也沒有。2022-10-12022-10-12022-10-110/1/2022 4:56:58 PM11、成功就是日復(fù)一日那一點(diǎn)點(diǎn)小小努力的積累。2022-10-12022-10-12022-10-1Oct-221-Oct-2212、世間成事，不求其絕對(duì)圓滿，留一份不足，可得無限完美。2022-10-12022-10-12022-10-1Saturday,October 01,202213、不知香積寺，數(shù)里入云峰。2022-10-12022-10-12022-10-12022-10-110/1/202214、意志堅(jiān)強(qiáng)的人能把世界放在手中像泥塊一樣任意揉捏。2022年10月1日星期六2022-10-12022-10-12022-10-115、楚塞三湘接，荊門九派通。2022年10月2022-10-12022-10-12022-10-110/1/202216、少年十五二十時(shí)，步行奪得胡馬騎。2022-10-12022-10-1October 1,202217、空山新雨后，天氣晚來秋。2022-10-12022-10-12022-10-12022-10-19、楊柳散和風(fēng)，青山澹吾慮。2022-10-12022-10-1Saturday,October 01,202210、閱讀一切好書如同和過去最杰出的人談話。2022-10-12022-10-12022-10-110/1/2022 4:56:58 PM11、越是沒有本領(lǐng)的就越加自命不凡。2022-10-12022-10-12022-10-1Oct-221-Oct-2212、越是無能的人，越喜歡挑剔別人的錯(cuò)兒。2022-10-12022-10-12022-10-1Saturday,October 01,202213、知人者智，自知者明。勝人者有力，自勝者強(qiáng)。2022-10-12022-10-12022-10-12022-10-110/1/202214、意志堅(jiān)強(qiáng)的人能把世界放在手中像泥塊一樣任意揉捏。2022年10月1日星期六2022-10-12022-10-12022-10-115、最具挑戰(zhàn)性的挑戰(zhàn)莫過于提升自我。2022年10月2022-10-12022-10-12022-10-110/1/202216、業(yè)余生活要有意義，不要越軌。2022-10-12022-10-1October 1,202217、一個(gè)人即使已登上頂峰，也仍要自強(qiáng)不息。2022-10-12022-10-12022-10-12022-10-1MOMODA POWERPOINTLorem ipsum dolor sit amet,consectetur adipiscing elit.Fusce id urna blandit,eleifend nulla ac,fringilla purus.Nulla iaculis tempor felis ut cursus.感 謝 您 的 下 載 觀 看感 謝 您 的 下 載 觀 看專家告訴