Lesson 4.7-Mechanical Energy
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4 Terms
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What's mechanical energy?
The transfer of energy between kinetic and potential energy
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Formula for total mechanical energy
ME= PE final - PE initial + KE final - KE initial
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Formula for change in mechanical energy
PE initial + KE initial = PE final + KE final
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Why does the equation work?
Because of the law of conservation of energy, so energy can only be transferred
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