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2 months ago
The Speed of Light in Glass
How does light speed up after leaving glass or water? What do light and the President of the United States have in common?
Tweet it - http://bit.l...
pg6661
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2 months ago
Calculus: Logarithmic Differentiation
More videos at http://www.mathtv.com. You can help keep the videos under the Videos by Topic tab at mathtv.com free by clicking on any of the Amaz...
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11 months ago
Адската Машина и Митко Динев
Adskata Machina
pg6661
commented:
Молех те, да не се влюбваш в мене.
Заповядвам ти, не ти се моля вече!
Източи кръвта от мойте вени
а после бягай, бягай надалече!
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11 months ago
Стъклен дом (Сезон 1 / епизод 2 / част 2)
"Glass Home" - original production of bTV Bulgaria - http://www.btv.bg
Сайт на сериала - http://www.btv.bg/seriali/g...
IMDB профил - http...
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About pg6661's channel
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@snipeLAX Not exactly... Sound waves through water are mechanic waves. This means that they need a substance in order to "move" (in this case, the substance is water). On the other hand, light is essentially an electromagnectic wave (an oscilliation of magnetic and electric field...) and such a ...