PDF chapter test TRY NOW
Measurement of height:
- Measure the height of your classmate using hand span and then by using a metre scale.
- For this, ask your classmate to stand with his back against a wall.
- Make a mark on the wall exactly above his head.
- Now, measure the distance from the floor to this mark on the wall with your handspan and then with a metre scale.
- Let all other students measure this length in a similar way.
- Record all observations in the table.
| Who measured the height? | Height in handspans | Height in \(cm\) |
Why do you think there is a difference in the reading?
There is a difference in the reading because everybody's hand is . A refers to the length of one's hand and it . It is because the length of one person's hand as the other person. A metre scale is used to measure the height of a person because it has a of measurement.
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