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Mathematics, 02.11.2020 21:10 natalia9573

I will mark brainy A speck of dust is 5.0 x 10^-7 m wide. Which of the following is the best way
to rewrite this quantity, using more appropriate units?
A. 5.0 x 10^-5 cm
B. 5.0 x 10^-4 mm
C. 5.0 x 10^-7 m
D. 5.0 x 10^-10 km

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I will mark brainy A speck of dust is 5.0 x 10^-7 m wide. Which of the following is the best way
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