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Question
In the GUT, electromagnetism and the strong nuclear force are the last to appear.Answer
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Related questions
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Quasar is short for what? Is this true of all of them?
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A galaxy with a blueshift is moving ________ Earth.
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When mass is accreted into a black hole, what fraction of the total mass-energy can be radiated away?
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Why is the energy source for active nuclei like Seyferts thought to be compact?
A) The sources appear to be single stars in photos.
B) Their energy appears to be non-stellar synchrotron radiation.
C) The light can vary over short time intervals.
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In active galaxies, their central engines may be temporarily fed by
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