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प्रश्न
Describe simple experiments to prove that gases have mass.
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उत्तर
Have mass
Experiment:
An inflated balloon placed on one side of the scale causes it to tilt towards one side.
Conclusion: The scale tilts due to the mass of the gas, hence all gases have mass.
संबंधित प्रश्न
Give two reasons for saying that wood is a solid.
Give reasons:
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass remains unchanged.
For the following statement, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
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 mass
State the property of the following substance.
Chlorine gas has a – strong irritating odor.
______ soil is suitable for growing cotton.
What is the physical state of water at 0°C.
Complete the Analogy.
Bucket: Plastic:: Table: ______.
The composition of a sample of wustite is Fe0.93O1.0· The iron is present in the form of Fe(III) is ______%.
