state two types of physical changes that may take place when a substance is heated 7th class of DAV Madan Mohan Public School
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We may take example of ice cubes when we heat them firstly they turned into water and on heating more they turned into steam.
Secondly,we can take example of iron when we heat it,it loses its strength and easy to change into sheets or other things its shape also changes
Secondly,we can take example of iron when we heat it,it loses its strength and easy to change into sheets or other things its shape also changes
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