Dark energy is made of
A) invisible electromagnetic fields.
B) an unknown material that has never been directly observed in laboratories.
C) fast moving "gluons" that were created during the big bang.
D) weak force fields that were created during the big bang.
E) slow- moving "magnetons" that were created during the big bang.
Correct Answer:
Verified
Q29: Dark energy
A) has never been directly observed
Q30: According to the theory of cosmic inflation,
Q31: In the equivalence principle,
A) all forces are
Q32: The cosmic microwave background is
A) caused by
Q33: One piece of evidence supporting the theory
Q35: According to the principle of equivalence, acceleration
Q36: In the general theory of relativity, we
Q37: Cosmic inflation caused the universe to expand,
Q38: Is everything in the universe expanding?
A) No,
Q39: According to Einstein, gravity is
A) the bending
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