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प्रश्न
Describe simple experiments to prove that solids have mass
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उत्तर
Have mass – A solid has mass
A: A simple scale – is taken, as shown below
B: A solid is placed – on one side of the scale, causes the scale tilts towards one side.
Conclusion – The scale tilts due to the mass of the solid, hence all solids have mass.
संबंधित प्रश्न
Fill in the blanks:
Any matter which has a definite ______ but no definite shape is called a ______.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles move about very quickly but do not leave the surface
To identify materials of common use
Procedure – Just move around in your house – in the drawing room, sitting room, bedroom, kitchen, bathroom etc. Identify the things and All in the blanks in the table given below
| No. | Place | Name of the thing | Material used for making the thing |
| 1 | Study room | ||
| 2 | Drawing room | ||
| 3 | Kitchen | ||
| 4 | bathroom | ||
| 5 | Any other place |
Describe simple experiments to prove that solids have a definite volume
Describe simple experiments to prove that gases occupy space.
See the given pictures and write down the state of each object. (Solid, Liquid, Gas)
 |
 |
 |
 |
 |
| _____ | ______ | ______ | ______ | ______ |
 |
 |
 |
 |
 |
| ______ | _______ | ______ | ______ | ______ |
A rubber ball changes its shape on pressing. Can it be called a solid?
Identify the state of matter based on the arrangement of the molecules.
______ has definite shape and volume.
What is the physical state of water at 100ºC?
