Question

how does the density od an object vary with change in temperature of the object​

Answer 1

in low temperature,the molecules present in the body or object tries to contract and becomes dense then the body in high temperature or hot where the molecules expands of loosely packed and have low density, like this they varies with eachother ,hope it will help you..

Answer 2

Answer:

when a solid is heated it's constituents gain energy. at a stage , the particles are able to overcome the cohesive force and the solid metals to a liquid .

on further heating the particles in the liquid gain more kinetic energy at the stage the kinetic energy of the particle became so large that the particles are equal to escape out of liquid to form a gas......

Explanation:

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