21st Century Astronomy
21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
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Chapter 23, Problem 23QP
To determine

The requirement of dark matter for the current model of large-scale structure.

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To what does cold refer to the term "cold dark matter"? Why do models of large-scale structure agree best with the dark matter being "cold"?
What exactly is dark matter?
What is dark matter, and what evidence exists for it? What effect does dark energy have on the expansion of the universe?
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