Universe: Stars And Galaxies
Universe: Stars And Galaxies
6th Edition
ISBN: 9781319115098
Author: Roger Freedman, Robert Geller, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 25, Problem 53Q
To determine

(a)

The deceleration parameter at a redshift of 0.5.

To determine

(b)

The deceleration parameter at a redshift of 1.0.

To determine

(c)

An explanation an how the results show that the universe expansion is decelerating at z=1.0 and accelerating at z=0.5.

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