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Card 6

Front

How long does it take the Earth to rotate through 1 degree?

Back

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Card 7

Front

Why does the Moon appear red at a total lunar eclipse?

Back

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Card 8

Front

What is the diameter of the Earth?

Back

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Card 9

Front

How much longer is the Moon's phase cycle than its orbital period?

Back

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Card 10

Front

Why is the Moon's phase cycle longer than its orbital period?

Back

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Card 11

Front

Which part of the Sun is visible at a solar eclipse?

Back

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Card 12

Front

What is latitude?

Back

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Card 13

Front

What is longitude?

Back

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Card 14

Front

What is the meridian?

Back

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Card 15

Front

What are the geographic poles?

Back

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