Inches.
Personally, millimetres. But bear in mind most people out there have no idea what millimtres are, so then inches and fractions of inches.
You would measure it in centimeters.
meters
millimetres.
I would go with millimetres
Millimeters or centimeters.
Millimetres, centimetres or inches
Pencil lead is very narrow. Millimeter can be used to measure it.
The width of a pencil would be the metric unit of centimeters
Centimetre.
Parsecs
You would measure it in centimeters.
METERS!!!The unit of measurement you would use to measure the width of your classroom is meters.
The metric unit used to measure the mass of a pencil would be grams (g).
Centimeters
most likely in grams
Centimeters
ruler