安徽省滁州市定远县育才学校2020届高三上学期第二次月考物理试题

[首发]安徽省滁州市定远县育才学校2020届高三上学期第二次月考物理试题，扫描并关注下面的二维码，获取相关答案！

第Ittookmealongtimetolearnwherehecamefrom.Thelittleprince，whoaskedmesomanyquestions，neverseemedtoheartheonesIaskedhim.Itwasfromwordsdroppedbychancethat，littlebylittle，everythingwasrevealedtome.Thefirsttimehesawmyairplane，forinstance(Ishallnotdrawmyairplane；thatwouldbemuchtoocomplicatedforme)，heaskedme：""Whatisthatobject？""""Thatisnotanobject.Itflies.Itisanairplane.Itismyairplane.""AndIwasproudtohavehimlearnthatIcouldfly.Hecriedout，then：""What！Youdroppeddownfromthesky？""""Yes，""Ianswered，modestly.""Oh！Thatisfunny！""Andthelittleprincebrokeintoalovelypealoflaughter，whichirritatedmeverymuch.Ilikemymisfortunestobetakenseriously.Thenheadded：""Soyou，too，comefromthesky！Whichisyourplanet？""AtthatmomentIcaughtagleamoflightintheimpenetrablemysteryofhispresence；andIdemanded，abruptly：""Doyoucomefromanotherplanet？""Buthedidnotreply.Hetossedhisheadgently，withouttakinghiseyesfrommyplane：""Itistruethatonthatyoucan'thavecomefromveryfaraway...""Andhesankintoareverie，whichlastedalongtime.Then，takingmysheepoutofhispocket，heburiedhimselfinthecontemplationofhistreasure.Youcanimaginehowmycuriositywasarousedbythishalf-confidenceaboutthe""otherpla 例1.若某生态系统固定的总能量为24000kJ，则该生态系统的第四营养级生物最多能获得的能量是（ ）nets.""Imadeagreateffort，therefore，tofindoutmoreonthissubject.""Mylittleman，wheredoyoucomefrom？Whatisthis'whereIlive，'ofwhichyouspeak？Wheredoyouwanttotakeyoursheep？""Afterareflectivesilenceheanswered：""Thethingthatissogoodabouttheboxyouhavegivenmeisthatatnighthecanuseitashishouse.""""Thatisso.AndifyouaregoodIwillgiveyouastring，too，sothatyoucantiehimduringtheday，andaposttotiehimto.""Butthelittleprinceseemedshockedbythisoffer：""Tiehi"四8.辛亥章物体平衡