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Cambridge Secondary (7-9). Stage 9. Science. Learner's Book - Unit 5: Reactivity - Question 125

Cambridge Secondary (7-9) · Unit 5: Reactivity

Question 125

Choose one advertisement based on claims such as “kills 99% of germs” or “92% of women say this face cream reduced their wrinkles after two weeks”. Make a list of the questions you will need to ask. What investigations could you carry out to test these claims? Can you prove if these claims are true? Make a presentation of your findings.
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