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Card 46

Front

Define refraction

Back

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Card 47

Front

When entering an optically more dense medium, which way does the wave bend?

Back

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Card 48

Front

List the seven types of electromagnetic wave in order from largest to smallest wavelength

Back

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Card 49

Front

What effects can electromagnetic waves have when absorbed?

Back

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Card 50

Front

The properties of an electromagnetic wave depend on what?

Back

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Card 51

Front

Which waves tend to be more dangerous?

Back

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Card 52

Front

Give advantages of communication by copper cable and fibre optics

Back

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Card 53

Front

Give advantages of wireless communication

Back

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Card 54

Front

How does information travel through optical fibre?

Back

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Card 55

Front

What is multiplexing?

Back

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