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प्रश्न
Fill in the blank:
The S.I. unit of length is ............ of time is ............ of mass is ............
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उत्तर
The S.I. unit of length is metre of time is second of mass is kilogram.
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संबंधित प्रश्न
Describe in steps how would you measure the length of a pencil using a metre rule. Draw a diagram if necessary.
State if the following statement is true or false:
In ancient times, a cubit was used to measure the mass of an object.
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.
Name the device used to measure the following:
Your height.
Name the device used to measure the following:
Circumference of round table.
One metre is ______ cm.
Five kilometre is ______ m.
Match the following:
| 1. | Length | a. | Litre |
| 2. | Mass | b. | Seconds |
| 3. | Time | c. | Kilogram |
| 4. | Volume of liquid | d. | Metre |
You are provided three scales A, B and C as shown in the following figure to measure a length of 10 cm.
For the correct measurement of the length you will use the scale
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.
