2023-2024学年外研版（2019）必修 第三册Unit 3 The world of science Writing 学案（含答案）.docx

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1、虹基泡31I.应用文写作假如在物理老师的帮助下，你们今天做了一个有趣的实验。请根据以下实验步骤，用英语写一篇80词左右的实验报告。1 .准备一支蜡烛、一个比蜡烛稍高些的玻璃杯、一个盆和一些水；2 .将蜡烛置于盆底，并向盆中倒入一些水；3 .点燃蜡烛，将玻璃杯罩在蜡烛上；4 .当蜡烛熄灭后，看到玻璃杯中水面高于盆中水面。参考词汇：盆basin答案Today,wecarriedoutaninterestingexperiment.BeforeWestarted,wepreparedacandle,aglassthatisalittlehigherthanthecandle,abasinandsom

2、ewater.First,thecandlewasplacedatthebottomofthebasinandsomewaterwaspouredintothebasin.ThenWelitthecandleandcovereditwiththeglassthatwasfullofair.Wewaiteduntilthecandlewentout.Toourastonishment,Wesawthatthewaterlevelintheglasswashigherthanthatinthebasin.Wedrawtheconclusionthatthedifferenceinairpressu

3、reinsideandoutsidetheglassplaysamajorroleastowhythewaterlevelchanges.答案Today,Wecarriedoutaninterestingexperiment.BeforeWestarted,wepreparedacandle,aglassthatisalittlehigherthanthecandle,abasinandsomewater.First,thecandlewasplacedatthebottomofthebasinandsomewaterwaspouredintothebasin.ThenWelitthecandleandcovereditwiththeglassthatwasfullofair.Wewaiteduntilthecandlewentout.Toourastonishment,Wesawthatthewaterlevelintheglasswashigherthanthatinthebasin.Wedrawtheconclusionthatthedifferenceinairpressureinsideandoutsidetheglassplaysamajorroleastowhythewaterlevelchanges.