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Card 16

Front

what are balmer lines?

Back

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Card 17

Front

how are balmer lines formed?

Back

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Card 18

Front

what are the stages of evolution for a star like the sun?

Back

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Card 19

Front

what occurs in the first stage of evolution of a star like the sun (1. NEBULA AND PROTOSTAR)?

Back

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Card 20

Front

what happens in the second stage of evolution of a star like the sun (2. MAIN SEQUENCE)?

Back

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Card 21

Front

what happens in the third stage of evolution of a star like the sun (3. RED GIANT)?

Back

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Card 22

Front

what happens in the fourth stage of evolution of a star like the sun (4. PLANETARY NEBULA )

Back

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Card 23

Front

where does a star spend most of its time on a Hertzsprung-Russell diagram?

Back

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Card 24

Front

what occurs if the star is bigger than 4 solar masses?

Back

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Card 25

Front

what happens if iron core of red supergiant is bigger than 1.4 solar masses?

Back

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