Which hypothesis is most supported by astronomers?
The universe is currently expanding and will continue to expand.
Stars could burn out, causing the universe to become dark and cold.
Gravity could pull galaxies back together, causing a reverse of the big bang.
Dark energy will pull the universe together to form a massive black hole.Answer:
Explanation:
Biological evolution is the process by which populations of organisms change over time. How could natural selection lead to the evolution of a species?
