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Card 46
Front
Define refraction
Back
Card 47
Front
When entering an optically more dense medium, which way does the wave bend?
Back
Card 48
Front
List the seven types of electromagnetic wave in order from largest to smallest wavelength
Back
Card 49
Front
What effects can electromagnetic waves have when absorbed?
Back
Card 50
Front
The properties of an electromagnetic wave depend on what?
Back
Card 51
Front
Which waves tend to be more dangerous?
Back
Card 52
Front
Give advantages of communication by copper cable and fibre optics
Back
Card 53
Front
Give advantages of wireless communication
Back
Card 54
Front
How does information travel through optical fibre?
Back
Card 55
Front
What is multiplexing?
Back
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