Which hypothesis is most supported by astronomers?
A- The universe is currently expanding and will continue to expand.
B- Stars could burn out, causing the universe to become dark and cold.
C- Gravity could pull galaxies back together, causing a reverse of the big bang.
D- Dark energy will pull the universe together to form a massive black hole.
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Which hypothesis is most supported by astronomers?
A- The universe is currently expanding and will...
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