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Home Q & A Board Science-Related Homework Help Physics
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killian killian
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10 years ago
What is the Sun made of (by mass)?
A) 70% hydrogen, 28% helium, 2% other elements
B) 100% hydrogen and helium
C) 50% hydrogen, 25% helium, 25% other elements
D) 90% dark matter, 10% ordinary matter
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padrepadre
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10 years ago
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Mastering in Nutritional Biology
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killian Author
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#2
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10 years ago
Thanks sir
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