Activity. Identify the following as physical or chemical changes.
Nacl dissolves in water
milk Sours
Silver tarnishes
sugar dissolves in water
An apple is cut
wood rots
Heat changes to Steam
pancakes cook
Baking soda reacts to vinegar Grass grows
Iron rusts
A tire is inflated
Alcohol evaporates
Food is digested
Ice melts
Paper towel absorbs waters
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