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Quiz 22: The Early Universe
Terms in this set (10)
Order the radiation era epochs in correct order from the big bang.
Planck, GUT, Quark, Lepton, Nuclear
Concerning dark matter and energy, we do know
that it makes up 95% of the universe
How hot was the universe at time zero?
We have no theory capable of addressing this question.
_______ is responsible for the inflation theory, which is a modification to the big bang.
Present day Grand Unified Theory unifies all the fundamental forces except
a. the strong force
b. the weak force
c. the electromagnetic force
d. the gravitational force
the gravitational force
The best answer to both the flatness and horizon problems is
the inflationary epoch
The Big Bang formed
hydrogen and helium.
What would help scientists probe the period from zero time to 10-43 second?
a theory incorporating all four forces
Currently, most of the mass of the matter of the universe is believed to consist of
dark matter not made of protons and neutrons
What did the cosmic microwave background tell cosmologists about the early universe?
The horizon problem in that the microwave background is almost too isotropic.
This set is often in folders with...
Quiz 13: Star Properties
Quiz 14: Star Formation
Quiz 15: Stellar Evolution
Quiz 16: Stellar Explosions
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