We can measure objects by comparing them with other objects like clips, ribbons, pencils or using our body parts for example handspan, foot, cubit and stride. These are non-standard units of length.
The length of the pencil is about 8 paper clips.
The length of the pencil box is about 9 clips.
Questions and Answers on Measurement of Length:
1. Which part of your body will you use to measure the following objects?
2. Look at the picture and fill in the blanks:
(i) The length of the blackboard is about ………… handspans.
(ii) The length of matrasses is about …………footspan.
Measurement of Length