本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 通用国际物理
[单选题]
What arc length does the Earth travel in a three month periohdf 2.; kbv03rl ,ztztd in its nearly circ3vbtd0,k2 zthzr ;.l fp bdq32mv56bym1x bmu7( o1 wmular orbit about the Sun with a radius bbx5 md7pmv( ymbuqm 32 o6w11of $1.5 \times 10^{11} \; m$?
A. $1.2 \times 10^{11} \; m$
B. $1.8 \times 10^{11} \; m$
C. $2.4 \times 10^{11} \; m$
D. $3.0 \times 10^{11} \; m$
参考答案: C
本题详细解析:
暂无
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