In an open universe, the angles of a triangle add up to
A) more than 180 degrees.
B) less than 180 degrees.
C) 180 degrees.
Correct Answer:
Verified
Q2: The emergence of each of the four
Q3: Which chemical elements were created during the
Q4: One unusual aspect of dark energy is
A)
Q5: What is the universe mostly made of?
A)
Q6: Which of the following observations lend support
Q8: According to the theory of cosmic inflation,
Q9: The evidence that the universe is expanding
Q10: One line of evidence supporting the big
Q11: By observing gas clouds orbiting the centers
Q12: One experiment that informs us that gravity
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