Question

Express 2 cm3 in m3 units

Answer 1

1cm3 =1000m3
therefore 2cm3 =2000m3

Answer 2

$\begin{aligned} 1\ \mathrm{cm}^{3} &=1000\ \mathrm{m}^{3} \\ 2\ \mathrm{cm}^{3} &=2000\ \mathrm{m}^{3} \end{aligned}$

Therefore  

A cubic centimeter or centimeter cube in U.S. English

“SI unit symbol: $\bold{{cm}^{3}}$”;

“Non-SI abbreviations: cc and ccm”

Cubic centimeter is  commonly used for volume unit extending the derived 'SI unit' cubic meter and corresponding to the cube volume measuring 1 cm by 1 cm by 1 cm by 1 cm by 1 cm.

And one cubic meter is equal to the one thousand cubic milliliters and also one milliliter.