Millimeters
millimeters or possibly centimeters but most likely millimeters
You may use millimeters.
Millimeters
Use units of millimeters, meters, or kilometers.
millimeters
Unless otherwise specified, you should use millimeters in Science.
Millimeters
If the ruler only has inches and millimeters, just use the millimeters side. Remember, there are 10 millimeters in 1 centimeter.
A metric ruler is the most common device used to measure millimeters.
millimeters or possibly centimeters but most likely millimeters
you use centemeters
Millimeters
HI there 5 millimeters is metric you could step up to 6 millimeters that is; one quarter inch.
You can use millimeters.
You can use either.
millimeters