Refer to this scenario for the following questions:
A multi- dimensional being reaches down to Earth and pulls you out of the universe. You are then thrown back into the universe at a place and time of the being's choosing, and you are permitted to leave only after you have identified your surroundings. This process is repeated several times. Through a scientifically unexplainable miracle, you are able to survive in every one of the places that you find yourself. In each scenario below, identify your surroundings (and potentially your cosmic era) from among the choices given.
-A moment before, you were enveloped in a bright plasma. You could not see very far as free electrons zipped around your head, scattering photons. But now, the universe has suddenly become transparent and you can see clearly. There seem to be no planets or stars, only a gas filled with mostly neutral hydrogen atoms. Where are you?
A) You are in intergalactic space within a rich cluster of galaxies.
B) You are in a closed universe just as it begins to re- collapse.
C) You are in the universe about 380,000 year after the Big Bang during the formation of the cosmic background radiation.
D) You are in the universe when it was about 500 million years old, just before galaxies began to form.
E) You are in the universe about 5 minutes after the Big Bang just as the nucleosynthesis era is ending.
Correct Answer:
Verified
Q7: The flat rotation curves of spiral galaxies
Q8: When we measure the broadening of absorption
Q9: Refer to this scenario for the following
Q10: The more baryons there are in the
Q11: The distribution of the dark matter in
Q13: The gravitational lens effect has been verified
Q14: The idea of inflation makes one clear
Q15: Which of the following would not be
Q16: Why do we expect WIMPs to be
Q17: ![]()
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