🎯 WALT & Success Criteria

We Are Learning To: Identify and distinguish between physical and chemical changes in matter

Success Criteria:

• I can identify examples of physical changes

• I can identify examples of chemical changes

• I can explain the differences between physical and chemical changes

• I can predict whether a change is physical or chemical based on evidence

📚 Part A: Multiple Choice Questions

Circle the correct answer for each question.

1. Which of the following is a physical change?

a) Burning wood

b) Melting ice

c) Rusting iron

d) Digesting food

2. A chemical change always involves:

a) A change in state

b) Formation of new substances

c) A change in shape

d) A change in temperature only

3. Which observation suggests a chemical change has occurred?

a) Change in colour

b) Gas bubbles forming

c) Heat or light produced

d) All of the above

4. Dissolving sugar in water is:

a) A chemical change

b) A physical change

c) Both physical and chemical

d) Neither physical nor chemical

5. Which process is reversible?

a) Burning paper

b) Cooking an egg

c) Freezing water

d) Digesting food

6. When magnesium burns in air, it produces:

a) Magnesium and oxygen

b) Magnesium oxide

c) Magnesium hydroxide

d) Magnesium carbonate

7. Which of these is NOT a sign of chemical change?

a) Formation of a precipitate

b) Change in shape

c) Production of gas

d) Change in odour

8. Cutting paper into small pieces is:

a) A chemical change because the paper looks different

b) A physical change because no new substance is formed

c) A chemical change because it cannot be reversed

d) Both physical and chemical change

9. The formation of rust on iron is an example of:

a) Physical change only

b) Chemical change only

c) Both physical and chemical change

d) Neither type of change

10. Which statement about physical changes is correct?

a) They always involve a change in temperature

b) They produce new substances

c) They can usually be reversed

d) They always produce gas

✏️ Part B: Short Answer Questions

11. Explain the difference between a physical change and a chemical change. Give one example of each.

12. List three signs that indicate a chemical change has occurred.

13. Is cooking an egg a physical or chemical change? Explain your reasoning.

14. Why is melting chocolate considered a physical change?

15. Extension: Explain why photosynthesis in plants is considered a chemical change. What evidence supports this?

🎯 Differentiation Support

For Dyslexia-Friendly Reading:

• Use a ruler to follow each line

• Cover text below the line you're reading

• Take breaks between sections

• Ask for questions to be read aloud if needed

Extension Activity for Advanced Learners:

Research and explain one industrial process that involves both physical and chemical changes. Describe each type of change that occurs.

Physical Chemical Change Test

Physical Chemical Change Test

🎯 WALT & Success Criteria

📚 Part A: Multiple Choice Questions

✏️ Part B: Short Answer Questions

🎯 Differentiation Support

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