How does the proportion of hydrogen and helium in the

  1. How does the abundance of hydrogen and helium support the Big Bang theory?Hydrogen and helium are elements on the periodic
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  2. According to the text, why was hydrogen substituted for helium in the Hindenburg?A Hydrogen is a gas, while helium is not B
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  3. How does the abundance of hydrogen and helium support the big bang theory? (1 point)Hydrogen and helium are in the same ratio
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  4. Which element(s) fuse to form new stars?(1 point)Responses Hydrogen Hydrogen Hydrogen and Helium Hydrogen and Helium Hydrogen,
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  5. Jupiter: 90% hydrogen 10% helium 0.3% methane Saturn: 90% hydrogen 3.5% helium .5% methane Uranus: 83% hydrogen 15% helium 2%
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  6. The table shows the primary gases in the composition of four planets.Planet Jupiter Saturn Uranus Neptune Atmospheric
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  7. The table shows the primary gases in the composition of four planets. Planet Jupiter Saturn Uranus Neptune Atmospheric
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  8. The table shows the primary gases in the composition of four planets.Planet Jupiter Saturn Uranus Neptune Atmospheric
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  9. What 2 gases make up most of this cloud where new stars are formed?* 1 point Hydrogen and Iron Hydrogen and Carbon Dioxide
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  10. 6. View & read about the Orion Nebula. What 2 gases make up most of this cloud where new stars are formed?* 1 point Hydrogen and
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