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Exam (elaborations)

PSU astro 7N UPDATED Exam Questions and CORRECT Answers

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PSU astro 7N UPDATED Exam Questions and CORRECT Answers Composition of the Sun - Ans 73% hydrogen, 25% helium Sun stability caused by - Ans balance of gravity (inward force) and hot interior gas pressure (outward force) Cause of interior gas pressure - Ans nuclear fusion reaction in the Sun's core, going on at 15 million Kelvin Dimensions of the Sun - Ans 109 x Earth's diameter, 333,000 x Earth's mass Sun's luminosity - Ans 4 x 10^24 Watt light bulbs

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PSU Astro 7N
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PSU astro 7N
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PSU astro 7N

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Uploaded on
June 11, 2024
Number of pages
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Written in
2023/2024
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Questions & answers

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