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प्रश्न
Describe simple experiments to prove that liquids have mass
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उत्तर
have mass - a liquid occupies mass
Experiment: A liquid placed on one side of the scale, causes the scale to tilt towards one side.
Conclusion: The scale tilts due to the mass of the liquid, hence all liquids have mass.
संबंधित प्रश्न
Compare the properties of solids, liquids and gases in tabular form.
Give two reasons for saying that wood is a solid.
Give reasons
A gas fills up the space available to it.
Give reasons
A red ink drop added to small amount of water in a glass turns the water red in some time.
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 |
The three main states of matter are solids, liquids, and gases. Compare the three states with reference to the following characteristics of matter
(a) volume
(b) shape
(c) compressibility
(d) diffusion.
State the property of the following substance.
The melting point of ice is 0°C.
Choose the odd one:
The tendency of particles to spread out in order to occupy the available space is ______.
