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प्रश्न
What are fluids? Give two examples
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उत्तर
Substances that can flow are called fluids. Both gases and liquids are fluids, e.g. gases (carbon dioxide, hydrogen), liquids (water, petrol and sulphuric acid).
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संबंधित प्रश्न
Name the smallest particle from which matter is made up.
Give reasons
Liquids have definite volume but no definite shape
Matter in any state is composed of particles. Compare the three states of matter i,e. solids, liquids, and gases with reference to:
(a) intermolecular space
(b) the intermolecular force of attraction
(c) movement of particles
State the property of the following substance.
Chlorine gas has a – strong irritating odor.
State the property of the following substance.
Sodium nitrate is soluble in water, but calcium carbonate is not.
Which of the following are the states of matter?
Complete the given analogy.
Solid: Rigidity:: Gas: ______
Complete the given analogy.
Solid: Definite shape:: ______: Shape of the vessel.
The feather and paper cup can float on the water.
Gases have neither a definite shape nor a definite volume.
