Oneday,Isawthebookonsuchafunnything:Ifundercertainconditions,plasticbottleswillbetheir"water",blowingbubbles.Ithinkthisisveryinterestingexperiment,theyintendtodotheirowntime,tofigureoutwhythebottlewill"drink"bubbleblowing.

　　Inaccordancewiththebookonthetipsofmybetterpreparethefollowingmaterials:afewoftheflexiblestraw,aplatter,aglassoftapwater,acupofhotwater,acupoficewater,adhesivetape,rubbercement,ink,alargeplasticbottle.Aftereverythingisready,Istarttodotheexperiment.

　　Thefirststep,Iusedrubbercementtosealthebottle,andtheninsertedintoastraw.

　　Thesecondstep,Iputadhesivetapewithanotherstrawstrawwiththefirstlinkingtheroot,sothatitcantapintothecup.

　　Thethirdstepistolookfortheexperimentalsituationwillbe,Iputtheinkbackintothewaterdyedblue.

　　Thefourthstep,Iputthebottleintoalargeplateandthenbendingstraw,insertcupwater.

　　Onlyfourmorethanthepre-preparationstep,thenextstepintheexperimentalsituationtoappear.First,Icarefullypouredwithhotwaterbottleintheplasticwall,didnotstartonemovement,soIcontinueto上浇waterbottlewhilewatchingtheglassmovement,andprettysoon,actuallybeginsfromthestrawinthebubble!Nextonthebottle,"drink"the.Ihavebeenpartoftherefrigeratoriceoutoftheicewater,poured瓶壁togo,seemstostartonefailed.Icontinuetobepatienttorepeattheactionjustasheeyesastraw.Hardworkpaysoff,ah,dropsfromastrawinatrueblueink,thebottle,"drink"again!Myexperimentasuccess!

　　Includedinthisexperimentisascientificreason热胀冷缩hasthecharacteristicsofobjects.Whenthehotirrigatedtotheoutsidewallofplasticbottles,thebottlethermalexpansionoftheair,wenttotheglass,whichincreasesstress,putacupofwaterpressuretogetoutbubblesonastraw;andwhentheicewateroutsidethewallofwaterintothebottle,thebottletheairwascooling,thepressureinsidethesmall,waterwillrunintothebottle.

　　Ialsoknowalotaboutlife热胀冷缩thesituation,reallyfunny,lovethestudentsusetheirbrains,letusexploretogether!