Multiple Choice
Under what conditions will space-time be flat?
A) if the universe is expanding
B) if the universe is finite
C) if the average density of the universe is equal to the critical density
D) if the universe is homogeneous and isotropic
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q8: Where did the cosmic microwave background (CMB)come
Q9: The _ is that the universe is
Q10: How does the geometry of a gravity-dominated
Q11: Which of the following applies if the
Q12: Why is the cosmic microwave background (CMB)so
Q14: Why would a value of 100 km/sec/Mpc
Q15: What property of an antiproton is opposite
Q16: What properties does the cosmological principle require
Q17: How do we know there was a
Q18: As the universe cooled,it eventually reached a