More cards in this set

Card 6

Front

Communication signals

Back

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Card 7

Front

Light communications

Back

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Card 8

Front

What do lasers proudce.

Back

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Card 9

Front

What is electromagnetic radiation?

Back

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Card 10

Front

What are the uses of electomagnetic radiation

Back

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Card 11

Front

What are infrared Ray's used for?

Back

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Card 12

Front

What are Microwaves used for?

Back

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Card 13

Front

What is Infrared radiation?

Back

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Card 14

Front

What are analogue signals used for

Back

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