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प्रश्न
What are fluids ? Give two examples.
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उत्तर
Substances that can flow are called fluids, e.g. gases (oxygen, hydrogen), liquids (water, petrol, sulphuric acid).
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संबंधित प्रश्न
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
State the general properties of a solid.
Give reason Pure substances have fixed melting or boiling point .
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
Give a reason for the Electricity is not considered matter.
Define Intermolecular force
Identify the odd term out and explain.
Hydrogen, sodium, potassium, carbon
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has a sweet, sour and salty taste and it can be poured in a glass.
Write scientific reasons.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
