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Card 6

Front

Why can we see planets that are very far away?

Back

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Card 7

Front

What was used by the early astronomers to discover stars, comets and planets?

Back

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Card 8

Front

What is wavelength?

Back

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Card 9

Front

What is frequency?

Back

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Card 10

Front

What is frequency measured in?

Back

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Card 11

Front

What does 1 Hz =?

Back

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Card 12

Front

What is amplitude?

Back

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Card 13

Front

What is the speed?

Back

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Card 14

Front

What don't waves transfer when transferring energy and information?

Back

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Card 15

Front

In transverse waves the vibrations are at .... to the direction of travel of the wave?

Back

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