why are solids rigid....???
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Solids are rigid, because of the relative stronger intermolecular attractions between them as compared to solids and liquids. Those all forces are electrostatic in nature. By supplying heat the increased kinetic energy of the molecules by which we can change the shape or volume of the substance.
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- The intermolecular forces of attraction that are present in solids are very strong.
- The constituent particles of solids cannot move from their positions i.e., they have fixed positions.
- However, they can oscillate about their mean positions. This is the reason solids are rigid.
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