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प्रश्न
Define mass.
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उत्तर
Mass is the measure of the amount of matter in an object. It is a fundamental property of matter and does not change with location or the object’s state.
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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):
Write true or false.
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Name the instrument which is commonly used to measure the mass of a body. State how is it used?
Define one kilogram, the S.I. unit of mass.
Name and define the S.I. unit of time. How is it related to (i) minute (ii) hour, (iii) day, and (iv) year?
Solve the following numerical problem.
The masses of five marbles are 50 g, 55 g, 60 g, 65 g, and 70 g. Find their average mass.
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Mass:: Balance: Length:: ______.
Using electronic balance weight can be measured accurately.
Name the device used for measuring the mass of atoms and molecules.
