gc physics textbook chapter 6 problems (id: 20992b578)

本题目来源于试卷: gc physics textbook chapter 6 problems，类别为 IB物理学

[填空题]
By how much does the gravitational potential4yg0 .tdfgz* j energy of a 64-kg pole4zg:9u9s:8xvn4 pz8io b byhm vaulter change if his center of mass rises abbp v:z98sobmnz 9:hi8g4xy u4 out 4.0 m during the jump?    J

参考答案: 2500±2%


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