Galaxy Formation Quiz

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Question
Under the influence of gravity, over time the dense central part of a galaxy will do what?(1 point)
Responses

expand
expand

stay as it is, forces balanced
stay as it is, forces balanced

stay the same size but spin more slowly
stay the same size but spin more slowly

contract
contract
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1 answer

Under the influence of gravity, over time the dense central part of a galaxy will "contract." This is because gravity pulls the mass inward, causing the central region to become denser and potentially leading to star formation as the material collapses under its own gravity.