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• (cur) (last) 09:22, 30 September 2010 Ian (Talk | contribs) (358 bytes) (New page: As the brick has no speed at the start <math>\text {KE = KE gained}</math>. <math>\begin{align} & \text {KE gained=PE }\text{ lost }=\text{2}\times \text{9}\text{.8}\times \text{3}\text{...)

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