gc textbook chapter 2 Kinematics in One Dimension (id: 3352e43a5)

本题目来源于试卷: gc textbook chapter 2 Kinematics in One Dimension，类别为 IB物理学

[填空题]
Bill can throw a ball vertically atb-5m( ,sw2zmh5tsv d cjso1 7u a speed 1.5 time3 9on1vvom0 m:2t:+ qri xjykys faster than Joe can. How many times higher will Billnrm9my i2ovt1x0 3 qvy+:j ko:’s ball go than Joe’s? $\approx$ =    (retain one decimal places)

参考答案: 2.3±2%


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