问题标题:
请用英语回答这个问题,Whyisthecolouroftheskyblue?我在国外读高中,求助怎么用英语回答这个题目呢,
问题描述:
请用英语回答这个问题,Whyisthecolouroftheskyblue?
我在国外读高中,求助怎么用英语回答这个题目呢,
纪丰伟回答:
用英语的回答:SunlightreachesEarth'satmosphereandisscatteredinalldirectionsbyallthegasesandparticlesintheair.BluelightisscatteredinalldirectionsbythetinymoleculesofairinEarth'satmosphere.Blueisscatteredmorethanothercolorsbecauseittravelsasshorter,smallerwaves.Thisiswhyweseeablueskymostofthetime.
(更深一步的回答:)
skyappearsbluebecausebluecolorhaveminimumwavelengthduetowhichitscattersmost(seediffraction)ascomparedtoothercolorsredscattersleastthatswhyitisusedinmakingsignals,neonadvertisements.thoughothersalsocontributetothecoloroftheskytosomeextent.
Intheeveningwhensunisathorizononlyredandotherhighwavelengthlightsmanagetoreachoureyes,mostofthebluescattersinthewayandtheskyappearreddish.
这应该足够来回答了
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