chapter 4 test next week November 15
review all packets related to Galaxies, H-R diagram, star magnitudes and star light spectrum. all related vocabulary such as, but not exclusive to; spectrum, apparent magnitude, absolute magnitude, light-year, parallax, H-R diagram, main sequence, neutron star, pulsar, black hole, galaxy, spiral galaxy, elliptical galaxy, irregular galaxy, nebula, open cluster, globular cluster, quasar, big bang theory, cosmic radiation..
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