give five example to show that changes can be observed by their effect
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There are two types of changes -physical and chemical
In a physical change
. no new substance is formed
. no change in composition
. no change in mass
. the change is temporary
. the change can be reversed
In chemical change
. opposite of physical change
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In a physical change
. no new substance is formed
. no change in composition
. no change in mass
. the change is temporary
. the change can be reversed
In chemical change
. opposite of physical change
please mark me as a brain list
plz plz plz plz plz plz plz plz plz ................
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