Physical & Chemical Change

Which of the following are examples of a physical change?

• freezing of water

• melting of ice

• rusting

• evaporation of water

• condensation of water

What are the manifestations that a chemical change has happened?

• bubbles are formed

• change in colour

• change in odour

• change in temperature

Chelsea boiled water over a stove and noticed that the water was changing its state? What change has happened to the water?

What should you use to separate the mixture rice and flour?

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What method of separating mixture is shown below?

What change is shown by the situation below?

What forms when the oxygen reacts with iron?

Which of the following are examples of a physical change?

• drying of clothes

• decomposition of fish

• melting of candle wax

• burning of candle

Which of the following are examples of a chemical change?

• rusting

• digestion of food

• burning of wood

• mixing a salt and water

Which of these is NOT a physical change?

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