2011 Jiangsu Question 4 Single-choice Differentiating 2011_江苏卷 (物理) 4. (3分)如图所示,演员正在进行杂技表演.由图可估算出他将一只鸡蛋抛出的过程中对鸡蛋所做的功最接近于( ) A. 0.3JB. 3JC. 30JD. 300J Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →