Multiple Choice
The cosmic microwave background gives us a view of the universe when it was
A) 14 billion years old.
B) 3-5 minutes old.
C) 380,000 years old.
D) about 1 million years old.
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q10: In the cosmic timeline for the universe
Q57: Recent measurements of the temperature fluctuations in
Q79: Recent measurements of temperature fluctuations in the
Q81: What do we mean by inflation?<br>A) A
Q82: Why did the era of nuclei end
Q83: What are the two key observational facts
Q85: Helium originates from<br>A) stellar nucleosynthesis only.<br>B) the
Q86: What was the significance of the end
Q89: Briefly explain how Hubble's discovery of a
Q89: How does the idea of inflation account