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Social Physics club (Middle M4-M6) => Simple Harmonic Motion => ͤ: ikarus չҤ 11, 2011, 03:07:53 PM



Ǣ: physical pendulum
Ǣ: ikarus չҤ 11, 2011, 03:07:53 PM
(http://a4.sphotos.ak.fbcdn.net/hphotos-ak-ash2/155871_158384294206829_100001057781561_293270_26882_n.jpg)