[color=rgb(51,51,51)][font=arial][size=3]Walter Lewin - Powers of Ten - Units - Dimensions - Measurements - Uncertainties - Dimensional Analysis - Scaling Arguments[/size][/font][/color]
Video that is cut out at 2:40 "[url="http://aplusphysics.com/community/index.php/videos/view-126-powers-of-ten/"]Powers of Ten[/url]"
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