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Uploaded by muratustundag1 on Feb 2, 2011
Murat Üstündağ-Kayseri Mithatpaşa İlköğretim Okulu Fen ve Teknoloji Öğretmeni-ÇEKİM POTANSİYEL ENERJİSİ-KİNETİK ENERJİ DÖNÜŞÜMÜ-4
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