Physics Unit1: Introduction Measurement & Estimating (id: 5a39cadd1)

本题目来源于试卷: Physics Unit1: Introduction Measurement & Estimating，类别为 通用国际物理

[单选题]
What is the sum of $2.67 \; cm + 1.976 \; cm + 2.1 \; cm$ considering significant figures?

A. $6.7 \; cm$
B. $6.75 \; cm$
C. $6.746 \; cm$
D. $6.7460 \; cm$


参考答案:  A


本题详细解析: 暂无

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