Groupdiscussion:Inyouropinion,whatisthemostbeautifulthingsonecanexperience?Why?Themostbeautifulthingonecanexperienceismysteries.Theyaretrulythebasisofallartsandsciences.AlbertEinsteinModule2Unit1TalesoftheunexplainedMakingdiscoveriesLeonardoDaVincipaintedtheMonaLisaonapieceofpinewoodintheyear1506.ahotelbalcony,Portugal,Sept,2003Photoobservation1Onseeingthisphoto,howareyoufeeling?Why?nolightsonoraround,nootherroomsabovethewoman;nolightcouldhavereflectedonthewomanhere.Santiago,5:40p.m.May10,2004Photoobservation2:Whathasdrawnyourattention?anunusualcreaturecrossedtheroadbehindoneofthepoliceonhorseback;meanwhile,strangelightsappearedinthesameareaUFOsThechancesforseeingaUFOaregreaterforthosepeoplewholiveinsmalltownsorinthecountryandareoutsidelateatnight.UFOscomeinallshapesandsizes.Someareonlysmallspotsoflightthatmoveinstrangepatternsacrossthenightsky.Somecanbeseeninthedaytimeareoftendisk-orsaucer-shaped.:unidentifiedflyingobjectsHimalayasthehighestmountainrangeintheworldYetiAbominableSnowmanHalf-manandhalf-beastLochNessthelargestofaseriesofinterlinkedlochs,orlakes,locatedinnorthernoneofScotland’stoptouristattractions.LockNessMonsterStonehengeprehistoricmonumentonSalisburyPlain,southernEngland,consistingoftwoconcentriccirclesoflargestandingstones.Itwasbuiltbetween2800and1500BCandisthoughttohavebeenanastronomicalcalendaroratempletothesun.TheSphinxHalfhuman,halflion,theSphinxis240feetlongand66feethighPyramids,EgyptHowWideThebaseoftheGreatPyramidisasquarewitheachsidemeasuring230m(756ft)andcoveringanareaof5.3hectares(13acres).Howmuchisthat?Imagineafootballfield.Nearly10footballfieldscouldfitwithinthebase.TheareaofthebaseisalsoequaltoaboutsevencityblocksinNewYorkCity.Ifyouweretowalkaroundthebase,abouthowfarwouldyouwalk?A.500m(1,640ft)B.1850m(6,069ft)C.920m(3,018ft)HowTallAt146.5m(481ft)high,theGreatPyramidstoodasthetalleststructureintheworldformorethan4,000years.Todayitstandsat137m(449.5ft)high,havinglost9.5m(31ft)fromthetop.HowHeavy?Morethan2,300,000limestoneandgraniteblockswerepushed,pulled,anddraggedintoplaceontheGreatPyramid.Theaverageweightofablockisabout2.3metrictons(2.5tons).Howmuchisthat?Well,youcanthinkofitintermsofrefrigerators.Anaveragerefrigeratorweighsabout91kg.If1metricton=1,000kg,howmanyrefrigeratorsequala2.3-metrictonblock?A.25refrigeratorsB.5refrigeratorsC.90refrigeratorsHowSteep?EachsideoftheGreatPyramidrisesatanangleof51.5degreestothetop.Notonlythat,eachofthesidesarealignedalmostexactlywithtruenorth,south,east,andwest.Forapyramidtolooklikeapyramid,eachofthefourtriangular-shapedsidesmustslopeupandtowardseachotheratthesameanglesothattheymeetatapointatthetop.Thebuildersconstructedthepyramidlayerbylayer,startingatthebottom.Theyhadtochecktheirworkoften,forevenatinyerroratthebottomcouldgrowintoaverylargeerrorbythetimetheworkersreachedthetop!2.IfyousawaUFOoramonstersomeday,whatwouldyoudo?Groupdiscussion1.Doyoubelieveinunexplainedthingsmentionedabove?Whyorwhynot?advanced(adj.)1.verymodern:advancedweaponsystems2.studyingordealingwithaschoolsubjectatadifficultleveladvancedlearnersofEnglishadvancedphysicsadvance(v.)Alineofantsslowlyadvanced.Ourunderstandingofhumangeneticshasadvancedconsiderably.tomoveforwardtodevelopruninto1.tomeetsomebodybychanceGuesswhoIranintointowntoday!2.tohitsomeoneorsomethingwithavehicleHeranintothebackofanothercartheotherday.Translatethefollowingphrases:1.充满神秘2.先进的科学与技术3.一艘沉船4.相信未解之谜5.偶遇一个飞碟befullofmysteriesadvancedscienceandtechnologyasunkenshipbelieveinunexplainedthingsrunintoaUFOHomework1.Surfthenetandlearnmoreaboutworldmysteries.Prepareashortspeech(betterinPowerpoint)tointroducesomethingthatinterestsyou.2.MakeascalemodeloftheGreatPyramidunderthefollowingguidelinesandbringittotheclass.scale:1cm=30m1.Cutoutthepyramidalongthesolidlines.2.Foldeachtrianglesidealongthedottedlinestowardsthecenterofthesquarebase.3.Alignthesidesofanytwotrianglesandtapeintoplace.4.Repeatuntilthepyramidiscomplete.ScaleModeloftheGreatPyramid7.7cm;6.2cm;7.3cm
