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Card 6

Front

What makes a lens flatter and thinner?

Back

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Card 7

Front

For an image to be real and inverted on a converging lens where does the object have to be?

Back

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Card 8

Front

If images are formed behind the eyeball then the person is...?

Back

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Card 9

Front

What is the unit for a power of the lens?

Back

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Card 10

Front

What requires more energy: Helium Fusion? Or Hydrogen Fusion?

Back

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Card 11

Front

How long is a solar day?

Back

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Card 12

Front

Roughly how long does it take for the Moon to orbit the Earth?

Back

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Card 13

Front

How long is a side real day?

Back

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Card 14

Front

6. What unit of measurement is used when measuring how far away distant galaxies are?

Back

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Card 15

Front

What does parallax enable astronomers to do?

Back

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