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Physics, 12.11.2020 05:40 hannahkharel2

Which best describes the behavior of atoms in a solid substance that is melting into a liquid? Atoms that once slid past one another now only vibrate in place.
Atoms that once slid past one another now expand in all directions.
Atoms that were once in fixed positions now slide past one another.
Atoms that were once in fixed positions now spread freely in all directions.

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