Share chemical and physical change
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the chemical change is a change in -------- and ------
shape and structure
physical change is a change in ------- only
appearence
ductility of copper is considered as ------ change
physical change
dissolving of sugar in water is a ----- change
physical
iron rusting is a ------ change
chemical
( burning of candles \dissolving salt inw ater ) is a physical change
dissolving salt in water
as an example of chemical change ( cutting pape\burning of wax)
burning of wax
(fireworks\melting of wax ) is a chemical change
fireworks
T\F chemical change is the change in the shape only
f
T\F hammering of iron is a chemical change
f
T\F iron rusting is a chemical change
t
melting wax is a physical change
t
write the scientefic term : the change in the shape and the structure of the matter
chemical change
write the scientefic term the change in the shape of the matter only
physical change
GR : the change of water to ice is a physical change
its only change in the appearence
GR burning a piece of wood is a chemical change
change in the shape and the structure
