Chapter 5: The Dark Age
Due 8 Apr 2004, 8 AM
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Why can tunneling happen?
Which is bigger, the current size of the visible universe or the wavelength of
the cosmic background radiation (which is now about 0.1 cm!) at the start of
the dark era? Why?
Which of these things is definitely no longer relevant in the dark era:
Photons
Black Holes
Positrons
Dark Matter
(Optional) What puzzled you about the reading? What would you like to have
explained in more depth? What questions would you ask to see if the
reader had grasped the most important concepts in the chapter?
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