Varför har kirurger gröna kläder istället för t.ex vita?
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Grönt tyg är billigare än vitt För att grön sägs vara lugnande För att inte medarbetarna ska bli bländade För att det blir en fin kombination med grönt och blod Anta att man skulle kunna tillverka perfekta speglar som inte skulle absorbera något ljus alls. Anta dessutom att man kan klä ett helt rum från golv till tak med dessa speglar. Skulle du kunna se att ljuset reflekteras när lampan släcks?
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Ja, eftersom att speglarna aldrig absorberar ljuset, utan bara får det att studsa iväg kommer man att se ljusstrålarna Nej, luftens friktion kommer få ljuset att försvinna Kanske... Bara... kanske... Varför blir man inte solbränd bakom en glasruta?
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UV-ljuset fastnar i glaset, kommer inte igenom och gråter Värmen kommer inte igenom glaset, bara ljuset Någon råkade smeta solkräm på glaset......... Glaset har solkräm, jag lovar Varför ser vatten vid en strand grundare ut än vad det är?
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För ljustet stutsar anourlunda i vattnet gämfört med i luften För att det finns smuts i vattnet som liknar sand Eftersom det finns pyttesmå rockor som äter suddgummin, rockorna kallas gummirockor. 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