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प्रश्न
Fill in the following chart.
| Property | Definition | Basic Unit | Instrument used for measuring |
| Length | |||
| Mass | |||
| Volume | |||
| Time |
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उत्तर
| Property | Definition | Basic Unit | Instrument used for measuring |
| Length | The distance between one end and the other desired and. | Metre | Meter scale, Measuring tape. |
| Mass | Mass is the measure of the amount of matter in an object. | Kilogram | Beam balance |
| Volume | Volume is the space occupied by an object. | Solid -metre/Liquid - Litre | Measuring scale/Graduated cylinder |
| Time | It is a period between two events. | Second | Clock |
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संबंधित प्रश्न
Just as precise measurements are necessary in science, it is equally important to be able to make rough estimates of quantities using rudimentary ideas and common observations. Think of ways by which you can estimate the following (where an estimate is difficult to obtain, try to get an upper bound on the quantity):-
the number of air molecules in your classroom.
Can you find the diameter of a thin wire of length 2 m using the ruler from your instrument box?
What is the length of a 100 rupee note? Guess. Now measure it using a scale.
Arbaz plans to tile his kitchen floor with green square tiles. Each side of the tile is 10 cm. His kitchen is 220 cm in length and 180 cm wide. How many tiles will he need?
You can play this game on the ground. Make two squares of one square meter each. Divide your class into two teams. Ready to play!
- How many of you can sit in one square meter?
Chumki, Jhumri, and Imran need wire to make a fence.
- How much wire in all will the three need?
Length is a fundamental quantity.
SI unit of electric current is ______.
Why is Earth's orbit used instead of its diameter to measure distances to stars using the parallax method?
What is the SI unit of length?
