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Liiona24 favorited 1 year ago
Making standing waves
A standing wave is made by sending a wave group down the tank against a fixed wall. The reflected wave will superimpose upon the incident waves do...
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Liiona24 liked 1 year ago
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Liiona24 favorited 1 year ago
Christmas Food Court Flash Mob, Hallelujah Chorus - Must See!
http://www.AlphabetPhotogra... - On Nov.13 2010 unsuspecting shoppers got a big surprise while enjoying their lunch. Over 100 participants in ...