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Physical change
It is an reversible chane means the change of state is temporary.
For example- Melting of butter.When you heat it, it turn to liquid state but again when you cool it, it becomes solid.
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in a physical change a subtaance undergeos changes only in physical properties such as shape,sizeetc& no new subtances is formed ... it is reversible change ........eg melting of ice as it can turns into water again so it is physical change .............
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Physical Change is defined as the change which can generally be reversed and there is no change in composition of the product formed.
Example: Conversion of Ice to water.
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