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A 2.1

A 2.1. What substances absorb UV radiation ?. 4 5 6 7 8 9 10 11. What are your conclusions concerning : a) whether you can be sunburnt whilst swimming ?. Yes – water does not absorb any relevant UV radiation.

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A 2.1

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  1. A 2.1 What substances absorb UV radiation ?

  2. 4 5 6 7 8 9 10 11 What are your conclusions concerning : a) whether you can be sunburnt whilst swimming ? Yes – water does not absorb any relevant UV radiation

  3. 4 5 6 7 8 9 10 11 What are your conclusions concerning : b) the chances of getting tanned sitting in a south facing window on a sunny day? Yes – but only a quick fading tan

  4. 4 5 6 7 8 9 10 11 What are your conclusions concerning : c) the use of olive oil as a sunscreen ? Does not protect against the most damaging radiation

  5. 4 5 6 7 8 9 10 11 What are your conclusions concerning : c) the use of 4-aminobenzoicacidas a sunscreen ? Protects against the most damaging radiation

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