material on heating changes the state of the material . reversible or irrrversible . give an example
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on heating any object it will change its state and on cooling down it will again come in its original state example:- ice when ice is in normal temperature it started melting but when it is again put in freezer it will again come in its original state. This is reversible.
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Explanation:
The answer of your question is:-
All three states of matter (solid, liquid and gas) expand when heated. The atoms themselves do not expand, but the volume they take up does. When a solid is heated, its atoms vibrate faster about their fixed points. An increase in temperature results in the expansion of the liquid which means it rises up the glass.....
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hope it helps you my friend... :) :) :)
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