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Figure-Based Questions
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1

Estimate the Hubble classification for the elliptical galaxy shown in Figure 23.8 if the galaxy were viewed from the front, the side, and the top.
2

Use Figure 23.21 to find the orbital velocity of matter in the galaxy NGC 3200 at distances of 10, 20, 30, and 40 kpc from the center. Use Equation 22.2 to find the amount of matter within each of these distances.





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