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Questions and Answers
According to the Big Bang Theory, what happened as space expanded?
According to the Big Bang Theory, what happened as space expanded?
- The universe remained constant
- The universe contracted
- The universe cooled and matter formed (correct)
- The universe expanded rapidly
What was the composition of the universe one second after the Big Bang?
What was the composition of the universe one second after the Big Bang?
- Only electrons and protons
- Only photons and neutrinos
- Only neutrons and protons
- Neutrons, protons, electrons, anti-electrons, photons, and neutrinos (correct)
What process led to the birth of light elements during the first three minutes of the universe?
What process led to the birth of light elements during the first three minutes of the universe?
- Radioactive decay
- Chemical reactions
- Nuclear fusion
- Big Bang nucleosynthesis (correct)
What is assumed to be true in the universe according to the Big Bang Theory?
What is assumed to be true in the universe according to the Big Bang Theory?
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What is the main focus of the Big Bang Theory?
What is the main focus of the Big Bang Theory?
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