'Burning hydrogen' diaporamas de présentation

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History. Student Powerpoint. Content created by. <Partner logo>. Last updated 18 th October 2019. Hydrogen: The story so far.

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T . It is true! The Sun is about 74% hydrogen, 25% helium and 1% everything else (by mass).

IQ. The sun is made of hydrogen (~74%) and helium (~25%), making it similar in composition to the theoretical mix of the universe at the time of the Big Bang. T F. IQ. T . It is true! The Sun is about 74% hydrogen, 25% helium and 1% everything else (by mass).

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A Star is Born!

A Star is Born!. Giant molecular clouds: consist of mostly H 2 plus a small amount of other, more complex molecules Dense cores can begin to collapse under their own gravitational attraction

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