Scientific Skills & Tools (id: 7b6d57a3f)

本题目来源于试卷: Scientific Skills & Tools，类别为 IB物理学

[单选题]
How many significant figures are there in 0.000017000?

A. 2
B. 5
C. 6
D. 9


参考答案:  B


本题详细解析:

In a decimal number, the zeroes to the left are not counted as significant figures, but the zeroes to the right are counted.

Therefore, the number of significant figures is 5 as only the bold part will be considered.

0.0000$\bf{17000}$

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