Question

i. How is the result of a measurement expressed?
ii. What is a measurement?
iii. What is a cubit?
iv. What is meant by an unit?
v. Why is SI unit used all over the world?
vi. Why can’t we use handspan as a standard unit of length?
vii. Name two new inventions which brought a remarkable change in the transport system.

Answer 1

1. The result of a measurement is generally found in units.

2. It is the comparison between a known and unknown quantity.

3. It is the measurement finger to the axis of the hand.

4. A unit is a value which is used to find the value of any number.

5. The values of the S.I. unit is very convenient for measurement. So it is used all over the world.

6. Handspans generally doesn't give the correct measurement as different people have different handspans.

Sry I don't know the last answer.

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