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What is the kinetic theory of matter? Explain the main postulates of kinetic molecular theory of matter.
Important Questions on Matter
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Write names of any two energies produced in ocean.

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Which of the following are physical changes?
(a) Melting of iron metal (b) Rusting of iron
(c) Bending of an iron rod (d) Drawing a wire of iron metal

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Write down the two benefits of use of solar energy.

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Pick the odd one out and tell the property considered for grouping: Pencil, rubber, sharpener, compass, handkerchief.

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