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

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Nerve cells are specialized to respond to stimulitrue or false?

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics