Multiple Choice
If the universe had expanded at its original rate beyond the time when the strong nuclear force became a distinct force (about 10-³⁵ s after the Big Bang) ,the isotropy problem would have arisen: Parts of the universe we see in opposite directions would never have been in equilibrium with each other and should not exhibit the degree of isotropy we observe.The proposed solution to this problem is:
A) the cosmological redshift.
B) quark confinement.
C) cosmic inflation.
D) the Grand Unified Theory (GUT) .
Correct Answer:
Verified
Correct Answer:
Verified
Q66: What are quarks?<br>A) particles of zero electric
Q139: When the isotropy of the cosmic microwave
Q140: During what time interval was helium created
Q141: As we look at more distant regions
Q142: For how long did vigorous star formation
Q143: What kind of curvature (geometry of space)does
Q145: Which statement describes the state of the
Q147: Our consistent theories about the evolution of
Q148: Einstein chose his cosmological constant to be
Q149: Why does the cosmic microwave background appear