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प्रश्न
Give reasons
We can walk through air.
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उत्तर
The molecules of air are far apart i.e. large gaps hence we can walk through air easily.
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संबंधित प्रश्न
"A substance has a definite shape as well as a definite volume." Which physical state is represented by this statement?
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, L.P.G, carbon- dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
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.
Describe simple experiments to prove that solids occupy space
Describe simple experiments to prove that solids have a definite volume
Describe simple experiments to prove that liquids have no definite shape
State the property of the following substance.
Sodium nitrate is soluble in water, but calcium carbonate is not.
Which of the following is a solid?
Strainer is a kind of sieve which is used to separate a liquid from solid.
Choose the odd one:
