Multiple Choice
One unusual aspect of dark energy is
A) its pushes outward on everything in the universe instead of pulling inward as gravity ordinarily does.
B) it's made of a material that has not yet been observed in our laboratories.
C) Both of the above.
D) it exerts a new kind of fundamental force, never observed before.
E) it exerts no gravitational force.
Correct Answer:
Verified
Correct Answer:
Verified
Q4: As evidence for the cosmic inflation hypothesis,
Q5: In the theory of cosmic inflation, what
Q6: The evidence that the universe is expanding
Q7: Since accelerations are equivalent to gravity, a
Q8: What is the universe mostly made of?<br>A)
Q10: In a closed universe, the angles of
Q11: One piece of evidence supporting the theory
Q12: Dark energy<br>A) has never been directly observed
Q13: The emergence of each of the four
Q14: According to the theory of cosmic inflation,