Sagot :
Melting and burning of candle wax is an example of both physical and chemical changes. Answer: Burning of wood is a example of both physical and chemical change. When wood is burnt the moisture present in it turns to vapour ,it is a physical change while it burns and generate CO2 is a chemical change.
Answer:
Cooking an egg. Heating sugar to form caramel. Baking a cake. Rusting of iron