Advertisements
Advertisements
Question
Answer the following in short.
Which unit will you use to find the length of your notebook and why?
Advertisements
Solution
Centimetre. Because a notebook has a length for which metre would be too large a unit to measure and millimetre would be too small.
APPEARS IN
RELATED QUESTIONS
Fill in the blank:
The S.I. unit of length is ............ of time is ............ of mass is ............
State if the following statement is true or false. Correct the statement if it is false.
A ruler with a damaged end can be used to measure a length accurately.
How many centimetres are there in 1m?
Name the device used to measure the following:
Cloth for a curtain.
Why would you not like to use a measuring tape made of an elastic material like rubber to measure distance? What would be some of the problems you would meet in telling someone about a distance you measured with such a tape?
Four pieces of wooden sticks A, B, C and D are placed along the length of 30 cm long scale as shown in the following figure. Which one of them is 3.4 cm in length?
Which of the following figure shows the correct placement of a block along a scale for measuring its length?
SI unit of length is ______.
Four children measure the length of a table which was about 2 m. Each of them used different ways to measure it.
- Sam measured it with a half metre long thread.
- Gurmeet measured it with a 15 cm scale from her geometry box.
- Reena measured it using her hand span.
- Salim measured it using a 5 m long measuring tape.
Which one of them would get the most accurate length? Give reason for your answer.
While travelling in a train, it appears that the trees near the track are moving whereas co-passengers appear to be stationary. Explain the reason.
