Question

The$kilometre$ is a……….. while$centimetre$ and $millimetre$ are the ……..of the standard unit $metre.$

Answer 1

1. The standard unit of length is $metre\left(m\right).$
2. $1kilometre=1000metres,$ $kilometreisamultipleofametre.$
3. $100centimetre=1metre,and1000millimetre=1metre,$ are submultiples of $metre\left(m\right).$
4. Thus, a $kilo$ is multiple, $centi$ and $milli$are submultiples.

Hence, The$kilometre$ is a multiple while$centimetre$ and $millimetre$ are the submultiple of the standard unit $metre.$