6
AssignmentMultiple Select

Origin and Evolution of the Universe

Question 6 • 26/27 EARTH & SPACE SCIENCE A

What did you include in your response? Check all that apply.

Answer
A
A process called nucleosynthesis formed the first hydrogen and helium atoms in the universe.
B
When the protons and neutrons combined, hydrogen nuclei were formed.
C
Hydrogen nuclei fused with neutrons, forming nuclei of deuterium.
D
Protons combined with deuterium, forming helium nuclei.
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