2.5
Centimetre
It's gonna be inches/centimeters.
No, a pencil is not a unit of measurement.
the unit of length used in measuring long objects are yards and feet and inches.
The best unit for measuring the length of a pencil would be centimeters or inches. These units are commonly used for measuring small objects like pencils.
inches or centimeters
A centimetre, unless you want to be very precise.
The most common measurements are milimeters,cm, m ,km .Out of these units the basic unit of measuring the length of pencil is cm.
The best unit for measuring the length of a pencil is inches.
2.5
millimetres
centimeters is the best for measuring the length of a pencil. meters could be used but not as convenient. microns (1 millionth of a meter) is definitely too small.
Any metric unit would do. But it might be easier to pick something smaller than the length of the pencil, like a centimeter, or a millimeter.
centimeter
You could use either centimeters or millimeters, but probably centimeters.
Centimetre