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प्रश्न
Write your observation and conclusion for the following:
When few marbles are put in a glass half-filled with water.
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उत्तर
Take some marbles and put them into the water of glass tumbler one by one. After some time you will notice that water level crosses the mark and rises. This is because the marbles occupy space. Again weigh the glass with the marbles. You will find that the second mass is greater than the first one. This proves that marbles have mass.
This proves that the matter has mass and occupies space.
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संबंधित प्रश्न
Write your observation and conclusion for the following:
Ice is kept at room temperature.
Name the terms for the force of attraction between the molecules of matter.
Define Intermolecular space.
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Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Give two examples for the following :
Substances that are rigid and not compressible.
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
Multiple choice question.
A substance which can change its state
Identify the odd term out and explain.
Give a reason for the following:
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Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
