cosmologists are scientists who study stars, galaxies, black holes, and other objects in the universe. in…

cosmologists are scientists who study stars, galaxies, black holes, and other objects in the universe. in order to study the billions and billions of stars, cosmologists use highly advanced telescopes and create computer models to trace the stars’ motion. what is one type of limitation that requires cosmologists to use these telescopes? money time the size of the system ethical concerns

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