Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & History

本题目来源于试卷: Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & History，类别为 美国物理杯赛(Physics Bowl)

[单选题]
15.06: A car travels at 20.0 cuu nxg0hna7eo*1*iv 9+5bd5+s hhz jmiles/hr. Which one of t943.pxv9 bx vsnnom2vhe following choices best represents the speed of the car in SI units o 2x4 9bmnnsv3o9v.v pxf m/s?

A. 533 m/s
B. 45.0 m/s
C. 20.0 m/s
D. 8.9 m/s
E. 0.75 m/s


参考答案:  D


本题详细解析: 暂无

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