More cards in this set

Card 6

Front

Why do solar and lunar eclipses not occur every full and new moon.

Back

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Card 7

Front

Why are lunar eclipses more common than solar eclipses?

Back

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Card 8

Front

What is meant by a solar day and sidereal day?

Back

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Card 9

Front

How can a sun dial be used to determine time?

Back

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Card 10

Front

What is meant by the terms apparent sun and mean sun?

Back

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Card 11

Front

State the equation of time

Back

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Card 12

Front

Describe the appearance of aurorae and where they are likely to appear

Back

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Card 13

Front

Why are aurorae causes?

Back

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