The table below shows the initial masses of four stars. N…
The table below shows the initial masses of four stars. Name of Star Star 1 Star 2 Star 3 Star 4 Initial mass of star (in Solar mass) 9 0.9 5 0.3 Which of these stars will stay on the main sequence for the longest time? (3 points)
Read DetailsThe picture below shows the position of Earth and two stars….
The picture below shows the position of Earth and two stars. Star 2 is 52 light years from Earth and 18 light years from Star 1. If Star 1 explodes as a supernova, in how many years would the explosion be seen from Earth? (3 points)
Read DetailsThe table below shows the initial masses of four stars. N…
The table below shows the initial masses of four stars. Name of Star Star 1 Star 2 Star 3 Star 4 Initial mass of star (in Solar mass) 9 0.9 5 0.3 Which of these best shows the stars in the increasing order of the time for which they will stay on the main sequence? (3 points)
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