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Which is a possible sequence in the life cycle of a massive star?(1 point) super red giant, protostar, nebula, star, neutron
1. 2 answers
2. 1,972 views
Which is the main fuel for nuclear fusion in all stars?(1 point)hydrogen** carbon helium nitrogen
1. 5 answers
2. 2,804 views
Which of these phrases describes the sun?Class G yellow star Class A white star Class M red star Class O blue star
1. 6 answers
2. 4,113 views
What does it mean when an emission line of helium from a galaxy is shifted toward red?(1 point)The galaxy contains a small
1. 5 answers
2. 3,009 views