Question #62815

1 Answer
Gaya3
Oct 10, 2017

Kilometre, Millimetre

Explanation:

As you can see, one-thousandth #(1/1000=10^-3)# of a metre is a millimetre.
One thousand #(10^3)# metres is a kilometre.

![http://nist.gov](https://useruploads.socratic.org/8487jpmfSd2y5IrVmykj_IMG_20171010_144908.jpg)

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