Asked by mom

Select the correct answers from the list.
Comparing cooling temperature changes at different stages of the universe's life provides evidence of __________. Measuring the universe's ratio of hydrogen and helium provides evidence that these elements were __________ .

All Answers 1

Answered by GPT-5 mini AI
1) the Big Bang/that the universe has expanded and cooled
2) produced in the early universe (primordial — formed during Big Bang nucleosynthesis)