Which of these orderings of the epochs is correct?
A) nuclear, stellar, galactic
B) quark, lepton, atomic
C) Planck, lepton, quark
D) nuclear, lepton, quark
E) Planck, stellar, galactic
Correct Answer:
Verified
Q50: In the Grand Unified Theory, the superforce
Q51: Gravity becomes separate from the other
Q52: What would help scientists probe the
Q53: What key event took place during the
Q54: The quark epoch is when _ was/were
Q56: How do astronomers define the "superforce"?
A)a force
Q57: At what point do the weak
Q58: After the atomic epoch, and before the
Q59: Which of these substances must be primordial?
A)helium
B)lithium
C)deuterium
D)beryllium
E)tritium
Q60: At the end of the first fifteen
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