Current evidence suggests that the Universe is
A) flat, infinite, and neither expanding nor contracting.
B) closed, finite, and slowing its expansion.
C) open, infinite, and slowing in its expansion.
D) static with no expansion.
E) flat, infinite, and accelerating in its expansion.
Correct Answer:
Verified
Q23: Astronomers believe that the hydrogen atoms in
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Q29: Why is the cosmic microwave background (CMB)
Q30: Possible equations (choose the correct one):
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Q33: The flatness problem states that
A)the density of
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