Concept explainers
(b)
Location of the following constellations having young open clusters (age less than 100 million years) relative to Milky Way’s disk and its galactic centre, i.e. constellation Sagittarius: Canis Major, Carina, Cassiopeia, Crux, Cygnus, Monoceros, Norma, Ophiuchus, Perseus, Puppis, Sagittarius, Scorpius, Scutum, Serpens, Taurus, and Vela.
(c)
Comparison of the locations of the two sets of clusters and description of differences.
(d)
An explanation about the observed differences in part (c).
(e)
An alternative explanation about the observed differences in part (c).
(f)
To Discuss:
Parts (d) and (e) and enlistment of astronomers’ observation for determining the better explanation
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The Cosmic Perspective: The Solar System (8th Edition) (Bennett Science & Math Titles)
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