ch07-p001 - 1. (a) The change in kinetic energy for the...

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1. (a) The change in kinetic energy for the meteorite would be () ( ) 2 26 3 1 4 11 41 0k g1 51 0m / s 0J 22 fi i i i KK K K m v Δ= − = − = = × × = −× , or 14 || 5 1 0 J K Δ=× . The negative sign indicates that kinetic energy is lost. (b) The energy loss in units of megatons of TNT would be 14 15 1 megaton TNT 5 10 J 0.1megaton TNT.
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