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Card 16

Front

The shorter the wavelength of a wave the what?

Back

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Card 17

Front

Why are children more affected by mobile phone radiation?

Back

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Card 18

Front

What happens in optical fibres?

Back

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Card 19

Front

Why are optical fibres better than microwaves + radiowaves?

Back

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Card 20

Front

What happens to some chemicals if they absorb UV?

Back

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Card 21

Front

Why are UV harmful?

Back

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Card 22

Front

How to prevent UV damage?

Back

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Card 23

Front

Why are UV more dangerous?

Back

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Card 24

Front

What will stop x ray and gamma ray?

Back

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Card 25

Front

What are the similarities between gamma ray and x ray?

Back

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