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Card 6

Front

What is the name of our galaxy?

Back

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Card 7

Front

What are distances to objects outside the solar system measured in?

Back

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Card 8

Front

What is a light-year?

Back

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Card 9

Front

How far does light travel per second?

Back

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Card 10

Front

What is nuclear fusion?

Back

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Card 11

Front

What is redshift?

Back

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Card 12

Front

When was the Universe created?

Back

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Card 13

Front

When was the Sun created?

Back

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Card 14

Front

When was the earth created?

Back

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Card 15

Front

Where does all the information we know about distant stars and galaxies come from?

Back

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