Long And Short ...

The measuring tape shows that the length of the plane is 8. What is the unit of this length?

The ruler shows that the length of the pencil is 12. What is the unit of this length?

Imagine you are given the following four measuring instruments:

A. A micrometer, which is a special instrument used by engineers to accurately measure to the nearest millimeter or even more precisely.
B. A 30 cm ruler, which is the ruler you usually use in school.
C. A stick exactly one meter long.
D. An odometer, which is an instrument used in a car to measure distances in kilometers.

Which instrument would you use to roughly measure the length of your classroom?

Two traffic signs mark the bridge in my village:

These signs indicate the maximum vehicle width and the maximum vehicle weight allowed on the bridge.

Which one of the following trucks is allowed to cross that bridge?

Imagine you are given the following four measuring instruments:

A. A micrometer, which is a special instrument used by engineers to accurately measure to the nearest millimeter or even more precisely.
B. A 30 cm ruler, which is the ruler you usually use in school.
C. A stick exactly one meter long.
D. An odometer, which is an instrument used in a car to measure distances in kilometers.

Which instrument would a telephone engineer use to measure the size of a small component?

This pencil has length 120. What is the unit of this length?

Which instrument would a taxi driver in a large city use to measure the distance from the city center to the airport?

The measuring tape shows that the length of the plane is 800. What is the unit of this length?

Which instrument would you use to measure the length of your index finger?

Which unit would you most likely use to measure the width of the cover of a paperback book?