1) the radiation generated by the big bang expansion
2) formed from the universe's original particles
Select the correct answers from the list. Comparing cooling temperature changes at different stages of the universe's life provides evidence of 1___________. Measuring the universe's ratio of hydrogen and helium provides evidence that these elements were 2____________.
1
the radiation generated by the big bang expansion
the forces that produced the orginal singularity
the rate of the universe's inital expansion
2
formed from the universe's original partcles
generated by the universe's ongoing expansion
formed long after the universe had cooled
1 answer
22 answers